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Finding the Fourth Proportional to 591.73, 886.68 and 539.53

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Solution

The fourth proportional to 591.73, 886.68 and 539.53 is: 808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.73 : 886.68 = 539.53 : x
  2. Step 2: Convert to fraction form
    591.73/886.68 = 539.53/x
  3. Step 3: Cross multiply
    591.73x = 886.68 × 539.53
  4. Step 4: Simplify right side
    591.73x = 478,390.46
  5. Step 5: Solve for x
    x = 478,390.46/591.73
  6. Step 6: Final answer
    x = 808.46

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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.