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Finding the Fourth Proportional to 616.01, 927.49 and 543.34

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Solution

The fourth proportional to 616.01, 927.49 and 543.34 is: 818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.01 : 927.49 = 543.34 : x
  2. Step 2: Convert to fraction form
    616.01/927.49 = 543.34/x
  3. Step 3: Cross multiply
    616.01x = 927.49 × 543.34
  4. Step 4: Simplify right side
    616.01x = 503,944.76
  5. Step 5: Solve for x
    x = 503,944.76/616.01
  6. Step 6: Final answer
    x = 818.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.