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Finding the Fourth Proportional to 250.90, 373.82 and 240.37

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Solution

The fourth proportional to 250.90, 373.82 and 240.37 is: 358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.90 : 373.82 = 240.37 : x
  2. Step 2: Convert to fraction form
    250.90/373.82 = 240.37/x
  3. Step 3: Cross multiply
    250.90x = 373.82 × 240.37
  4. Step 4: Simplify right side
    250.90x = 89,852.98
  5. Step 5: Solve for x
    x = 89,852.98/250.90
  6. Step 6: Final answer
    x = 358.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.