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Finding the Fourth Proportional to 602,752.31, 904,128.42 and 469,732.10

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Solution

The fourth proportional to 602,752.31, 904,128.42 and 469,732.10 is: 704,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,752.31 : 904,128.42 = 469,732.10 : x
  2. Step 2: Convert to fraction form
    602,752.31/904,128.42 = 469,732.10/x
  3. Step 3: Cross multiply
    602,752.31x = 904,128.42 × 469,732.10
  4. Step 4: Simplify right side
    602,752.31x = 424,698,141,396.28
  5. Step 5: Solve for x
    x = 424,698,141,396.28/602,752.31
  6. Step 6: Final answer
    x = 704,598.11

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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.