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Finding the Fourth Proportional to 616.24, 854.73 and 595.40

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Solution

The fourth proportional to 616.24, 854.73 and 595.40 is: 825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.24 : 854.73 = 595.40 : x
  2. Step 2: Convert to fraction form
    616.24/854.73 = 595.40/x
  3. Step 3: Cross multiply
    616.24x = 854.73 × 595.40
  4. Step 4: Simplify right side
    616.24x = 508,901.97
  5. Step 5: Solve for x
    x = 508,901.97/616.24
  6. Step 6: Final answer
    x = 825.82

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.