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Finding the Fourth Proportional to 500.71, 751.16 and 176.30

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Solution

The fourth proportional to 500.71, 751.16 and 176.30 is: 264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.71 : 751.16 = 176.30 : x
  2. Step 2: Convert to fraction form
    500.71/751.16 = 176.30/x
  3. Step 3: Cross multiply
    500.71x = 751.16 × 176.30
  4. Step 4: Simplify right side
    500.71x = 132,428.63
  5. Step 5: Solve for x
    x = 132,428.63/500.71
  6. Step 6: Final answer
    x = 264.48

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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.