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Finding the Fourth Proportional to 451,252.17, 676,703.30 and 240,775.29

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Solution

The fourth proportional to 451,252.17, 676,703.30 and 240,775.29 is: 361,069.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,252.17 : 676,703.30 = 240,775.29 : x
  2. Step 2: Convert to fraction form
    451,252.17/676,703.30 = 240,775.29/x
  3. Step 3: Cross multiply
    451,252.17x = 676,703.30 × 240,775.29
  4. Step 4: Simplify right side
    451,252.17x = 162,933,432,097.58
  5. Step 5: Solve for x
    x = 162,933,432,097.58/451,252.17
  6. Step 6: Final answer
    x = 361,069.58

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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.