Home / 1,007,897.35-1,509,772.43-509,542.15

Finding the Fourth Proportional to 1,007,897.35, 1,509,772.43 and 509,542.15

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Solution

The fourth proportional to 1,007,897.35, 1,509,772.43 and 509,542.15 is: 763,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,897.35 : 1,509,772.43 = 509,542.15 : x
  2. Step 2: Convert to fraction form
    1,007,897.35/1,509,772.43 = 509,542.15/x
  3. Step 3: Cross multiply
    1,007,897.35x = 1,509,772.43 × 509,542.15
  4. Step 4: Simplify right side
    1,007,897.35x = 769,292,687,445.21
  5. Step 5: Solve for x
    x = 769,292,687,445.21/1,007,897.35
  6. Step 6: Final answer
    x = 763,264.92

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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.