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Finding the Fourth Proportional to 417.76, 625.50 and 244.17

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Solution

The fourth proportional to 417.76, 625.50 and 244.17 is: 365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    417.76 : 625.50 = 244.17 : x
  2. Step 2: Convert to fraction form
    417.76/625.50 = 244.17/x
  3. Step 3: Cross multiply
    417.76x = 625.50 × 244.17
  4. Step 4: Simplify right side
    417.76x = 152,728.34
  5. Step 5: Solve for x
    x = 152,728.34/417.76
  6. Step 6: Final answer
    x = 365.59

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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.