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Finding the Fourth Proportional to 470.97, 706.50 and 182.52

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Solution

The fourth proportional to 470.97, 706.50 and 182.52 is: 273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    470.97 : 706.50 = 182.52 : x
  2. Step 2: Convert to fraction form
    470.97/706.50 = 182.52/x
  3. Step 3: Cross multiply
    470.97x = 706.50 × 182.52
  4. Step 4: Simplify right side
    470.97x = 128,950.38
  5. Step 5: Solve for x
    x = 128,950.38/470.97
  6. Step 6: Final answer
    x = 273.80

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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.