Home / 524,870.86-724,320-295,428.02

Finding the Fourth Proportional to 524,870.86, 724,320 and 295,428.02

Calculator

Solution

The fourth proportional to 524,870.86, 724,320 and 295,428.02 is: 407,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,870.86 : 724,320 = 295,428.02 : x
  2. Step 2: Convert to fraction form
    524,870.86/724,320 = 295,428.02/x
  3. Step 3: Cross multiply
    524,870.86x = 724,320 × 295,428.02
  4. Step 4: Simplify right side
    524,870.86x = 213,984,423,446.40
  5. Step 5: Solve for x
    x = 213,984,423,446.40/524,870.86
  6. Step 6: Final answer
    x = 407,689.66

Related Problems

Find fourth proportional to 262,435.43, 362,160 and 147,714.01
Half scale
Find fourth proportional to 1,049,741.72, 1,448,640 and 590,856.04
Double scale
Find fourth proportional to 524,871.86, 724,321.38 and 295,429.02
Similar ratio
Find fourth proportional to 787,306.29, 1,086,480 and 443,142.03
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.