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Finding the Fourth Proportional to 506.92, 760.47 and 160.18

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Solution

The fourth proportional to 506.92, 760.47 and 160.18 is: 240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.92 : 760.47 = 160.18 : x
  2. Step 2: Convert to fraction form
    506.92/760.47 = 160.18/x
  3. Step 3: Cross multiply
    506.92x = 760.47 × 160.18
  4. Step 4: Simplify right side
    506.92x = 121,812.08
  5. Step 5: Solve for x
    x = 121,812.08/506.92
  6. Step 6: Final answer
    x = 240.30

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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.