Home / 752,403.02-1,128,834.15-240,054.53

Finding the Fourth Proportional to 752,403.02, 1,128,834.15 and 240,054.53

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Solution

The fourth proportional to 752,403.02, 1,128,834.15 and 240,054.53 is: 360,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,403.02 : 1,128,834.15 = 240,054.53 : x
  2. Step 2: Convert to fraction form
    752,403.02/1,128,834.15 = 240,054.53/x
  3. Step 3: Cross multiply
    752,403.02x = 1,128,834.15 × 240,054.53
  4. Step 4: Simplify right side
    752,403.02x = 270,981,745,682.03
  5. Step 5: Solve for x
    x = 270,981,745,682.03/752,403.02
  6. Step 6: Final answer
    x = 360,155.05

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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.