Home / 752,728.02-1,038,292.23-446,587.71

Finding the Fourth Proportional to 752,728.02, 1,038,292.23 and 446,587.71

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Solution

The fourth proportional to 752,728.02, 1,038,292.23 and 446,587.71 is: 616,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,728.02 : 1,038,292.23 = 446,587.71 : x
  2. Step 2: Convert to fraction form
    752,728.02/1,038,292.23 = 446,587.71/x
  3. Step 3: Cross multiply
    752,728.02x = 1,038,292.23 × 446,587.71
  4. Step 4: Simplify right side
    752,728.02x = 463,688,549,306.49
  5. Step 5: Solve for x
    x = 463,688,549,306.49/752,728.02
  6. Step 6: Final answer
    x = 616,010.75

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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.