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Finding the Fourth Proportional to 473.01, 652.71 and 348.74

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Solution

The fourth proportional to 473.01, 652.71 and 348.74 is: 481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.01 : 652.71 = 348.74 : x
  2. Step 2: Convert to fraction form
    473.01/652.71 = 348.74/x
  3. Step 3: Cross multiply
    473.01x = 652.71 × 348.74
  4. Step 4: Simplify right side
    473.01x = 227,627.80
  5. Step 5: Solve for x
    x = 227,627.80/473.01
  6. Step 6: Final answer
    x = 481.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.