Home / 781,288.64-1,171,932.96-282,536

Finding the Fourth Proportional to 781,288.64, 1,171,932.96 and 282,536

Calculator

Solution

The fourth proportional to 781,288.64, 1,171,932.96 and 282,536 is: 423,804

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,288.64 : 1,171,932.96 = 282,536 : x
  2. Step 2: Convert to fraction form
    781,288.64/1,171,932.96 = 282,536/x
  3. Step 3: Cross multiply
    781,288.64x = 1,171,932.96 × 282,536
  4. Step 4: Simplify right side
    781,288.64x = 331,113,250,786.56
  5. Step 5: Solve for x
    x = 331,113,250,786.56/781,288.64
  6. Step 6: Final answer
    x = 423,804

Related Problems

Find fourth proportional to 390,644.32, 585,966.48 and 141,268
Half scale
Find fourth proportional to 1,562,577.28, 2,343,865.92 and 565,072
Double scale
Find fourth proportional to 781,289.64, 1,171,934.46 and 282,537
Similar ratio
Find fourth proportional to 1,171,932.96, 1,757,899.44 and 423,804
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.