Home / 730,061.20-1,007,513.13-424,133.92

Finding the Fourth Proportional to 730,061.20, 1,007,513.13 and 424,133.92

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Solution

The fourth proportional to 730,061.20, 1,007,513.13 and 424,133.92 is: 585,321.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,061.20 : 1,007,513.13 = 424,133.92 : x
  2. Step 2: Convert to fraction form
    730,061.20/1,007,513.13 = 424,133.92/x
  3. Step 3: Cross multiply
    730,061.20x = 1,007,513.13 × 424,133.92
  4. Step 4: Simplify right side
    730,061.20x = 427,320,493,278.37
  5. Step 5: Solve for x
    x = 427,320,493,278.37/730,061.20
  6. Step 6: Final answer
    x = 585,321.47

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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.