Home / 1,019,504.64-1,529,568-521,218.56

Finding the Fourth Proportional to 1,019,504.64, 1,529,568 and 521,218.56

Calculator

Solution

The fourth proportional to 1,019,504.64, 1,529,568 and 521,218.56 is: 781,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,504.64 : 1,529,568 = 521,218.56 : x
  2. Step 2: Convert to fraction form
    1,019,504.64/1,529,568 = 521,218.56/x
  3. Step 3: Cross multiply
    1,019,504.64x = 1,529,568 × 521,218.56
  4. Step 4: Simplify right side
    1,019,504.64x = 797,239,230,382.08
  5. Step 5: Solve for x
    x = 797,239,230,382.08/1,019,504.64
  6. Step 6: Final answer
    x = 781,986.86

Related Problems

Find fourth proportional to 509,752.32, 764,784 and 260,609.28
Half scale
Find fourth proportional to 2,039,009.28, 3,059,136 and 1,042,437.12
Double scale
Find fourth proportional to 1,019,505.64, 1,529,569.50 and 521,219.56
Similar ratio
Find fourth proportional to 1,529,256.96, 2,294,352 and 781,827.84
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.