Home / 729,901.86-1,007,254.46-424,151.04

Finding the Fourth Proportional to 729,901.86, 1,007,254.46 and 424,151.04

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Solution

The fourth proportional to 729,901.86, 1,007,254.46 and 424,151.04 is: 585,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,901.86 : 1,007,254.46 = 424,151.04 : x
  2. Step 2: Convert to fraction form
    729,901.86/1,007,254.46 = 424,151.04/x
  3. Step 3: Cross multiply
    729,901.86x = 1,007,254.46 × 424,151.04
  4. Step 4: Simplify right side
    729,901.86x = 427,228,026,753.64
  5. Step 5: Solve for x
    x = 427,228,026,753.64/729,901.86
  6. Step 6: Final answer
    x = 585,322.56

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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.