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Finding the Fourth Proportional to 641.01, 958.71 and 594.30

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Solution

The fourth proportional to 641.01, 958.71 and 594.30 is: 888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    641.01 : 958.71 = 594.30 : x
  2. Step 2: Convert to fraction form
    641.01/958.71 = 594.30/x
  3. Step 3: Cross multiply
    641.01x = 958.71 × 594.30
  4. Step 4: Simplify right side
    641.01x = 569,761.35
  5. Step 5: Solve for x
    x = 569,761.35/641.01
  6. Step 6: Final answer
    x = 888.85

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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.