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Finding the Fourth Proportional to 586,974.52, 880,418.72 and 187,508.02

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Solution

The fourth proportional to 586,974.52, 880,418.72 and 187,508.02 is: 281,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,974.52 : 880,418.72 = 187,508.02 : x
  2. Step 2: Convert to fraction form
    586,974.52/880,418.72 = 187,508.02/x
  3. Step 3: Cross multiply
    586,974.52x = 880,418.72 × 187,508.02
  4. Step 4: Simplify right side
    586,974.52x = 165,085,570,958.13
  5. Step 5: Solve for x
    x = 165,085,570,958.13/586,974.52
  6. Step 6: Final answer
    x = 281,248.27

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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.