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Finding the Fourth Proportional to 244.66, 337.70 and 151.51

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Solution

The fourth proportional to 244.66, 337.70 and 151.51 is: 209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.66 : 337.70 = 151.51 : x
  2. Step 2: Convert to fraction form
    244.66/337.70 = 151.51/x
  3. Step 3: Cross multiply
    244.66x = 337.70 × 151.51
  4. Step 4: Simplify right side
    244.66x = 51,164.93
  5. Step 5: Solve for x
    x = 51,164.93/244.66
  6. Step 6: Final answer
    x = 209.13

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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.