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Finding the Fourth Proportional to 658,044.87, 987,460.56 and 604,507.11

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Solution

The fourth proportional to 658,044.87, 987,460.56 and 604,507.11 is: 907,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,044.87 : 987,460.56 = 604,507.11 : x
  2. Step 2: Convert to fraction form
    658,044.87/987,460.56 = 604,507.11/x
  3. Step 3: Cross multiply
    658,044.87x = 987,460.56 × 604,507.11
  4. Step 4: Simplify right side
    658,044.87x = 596,926,929,364.58
  5. Step 5: Solve for x
    x = 596,926,929,364.58/658,044.87
  6. Step 6: Final answer
    x = 907,121.93

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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.