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Finding the Fourth Proportional to 501.89, 752.84 and 177.26

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Solution

The fourth proportional to 501.89, 752.84 and 177.26 is: 265.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.89 : 752.84 = 177.26 : x
  2. Step 2: Convert to fraction form
    501.89/752.84 = 177.26/x
  3. Step 3: Cross multiply
    501.89x = 752.84 × 177.26
  4. Step 4: Simplify right side
    501.89x = 133,443.77
  5. Step 5: Solve for x
    x = 133,443.77/501.89
  6. Step 6: Final answer
    x = 265.89

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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.