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Finding the Fourth Proportional to 500.65, 751.03 and 176.02

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Solution

The fourth proportional to 500.65, 751.03 and 176.02 is: 264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.65 : 751.03 = 176.02 : x
  2. Step 2: Convert to fraction form
    500.65/751.03 = 176.02/x
  3. Step 3: Cross multiply
    500.65x = 751.03 × 176.02
  4. Step 4: Simplify right side
    500.65x = 132,196.30
  5. Step 5: Solve for x
    x = 132,196.30/500.65
  6. Step 6: Final answer
    x = 264.05

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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.