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Finding the Fourth Proportional to 581,624.18, 872,691.15 and 282,334.58

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Solution

The fourth proportional to 581,624.18, 872,691.15 and 282,334.58 is: 423,625.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,624.18 : 872,691.15 = 282,334.58 : x
  2. Step 2: Convert to fraction form
    581,624.18/872,691.15 = 282,334.58/x
  3. Step 3: Cross multiply
    581,624.18x = 872,691.15 × 282,334.58
  4. Step 4: Simplify right side
    581,624.18x = 246,390,889,304.97
  5. Step 5: Solve for x
    x = 246,390,889,304.97/581,624.18
  6. Step 6: Final answer
    x = 423,625.59

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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.