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Finding the Fourth Proportional to 566,638.57, 849,753.72 and 187,489.32

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Solution

The fourth proportional to 566,638.57, 849,753.72 and 187,489.32 is: 281,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,638.57 : 849,753.72 = 187,489.32 : x
  2. Step 2: Convert to fraction form
    566,638.57/849,753.72 = 187,489.32/x
  3. Step 3: Cross multiply
    566,638.57x = 849,753.72 × 187,489.32
  4. Step 4: Simplify right side
    566,638.57x = 159,319,743,943.69
  5. Step 5: Solve for x
    x = 159,319,743,943.69/566,638.57
  6. Step 6: Final answer
    x = 281,166.43

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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.