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Finding the Fourth Proportional to 587,264.68, 881,028.24 and 187,929.42

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Solution

The fourth proportional to 587,264.68, 881,028.24 and 187,929.42 is: 281,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,264.68 : 881,028.24 = 187,929.42 : x
  2. Step 2: Convert to fraction form
    587,264.68/881,028.24 = 187,929.42/x
  3. Step 3: Cross multiply
    587,264.68x = 881,028.24 × 187,929.42
  4. Step 4: Simplify right side
    587,264.68x = 165,571,126,146.82
  5. Step 5: Solve for x
    x = 165,571,126,146.82/587,264.68
  6. Step 6: Final answer
    x = 281,936.12

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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.