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Finding the Fourth Proportional to 250.29, 374.59 and 240.71

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Solution

The fourth proportional to 250.29, 374.59 and 240.71 is: 360.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.29 : 374.59 = 240.71 : x
  2. Step 2: Convert to fraction form
    250.29/374.59 = 240.71/x
  3. Step 3: Cross multiply
    250.29x = 374.59 × 240.71
  4. Step 4: Simplify right side
    250.29x = 90,165.99
  5. Step 5: Solve for x
    x = 90,165.99/250.29
  6. Step 6: Final answer
    x = 360.25

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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.