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Finding the Fourth Proportional to 592.61, 887.63 and 454.64

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Solution

The fourth proportional to 592.61, 887.63 and 454.64 is: 680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.61 : 887.63 = 454.64 : x
  2. Step 2: Convert to fraction form
    592.61/887.63 = 454.64/x
  3. Step 3: Cross multiply
    592.61x = 887.63 × 454.64
  4. Step 4: Simplify right side
    592.61x = 403,545.39
  5. Step 5: Solve for x
    x = 403,545.39/592.61
  6. Step 6: Final answer
    x = 680.97

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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.