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Finding the Fourth Proportional to 500.91, 751.36 and 176.27

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Solution

The fourth proportional to 500.91, 751.36 and 176.27 is: 264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.91 : 751.36 = 176.27 : x
  2. Step 2: Convert to fraction form
    500.91/751.36 = 176.27/x
  3. Step 3: Cross multiply
    500.91x = 751.36 × 176.27
  4. Step 4: Simplify right side
    500.91x = 132,441.35
  5. Step 5: Solve for x
    x = 132,441.35/500.91
  6. Step 6: Final answer
    x = 264.40

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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.