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Finding the Fourth Proportional to 373.07, 514.61 and 240.47

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Solution

The fourth proportional to 373.07, 514.61 and 240.47 is: 331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.07 : 514.61 = 240.47 : x
  2. Step 2: Convert to fraction form
    373.07/514.61 = 240.47/x
  3. Step 3: Cross multiply
    373.07x = 514.61 × 240.47
  4. Step 4: Simplify right side
    373.07x = 123,748.00
  5. Step 5: Solve for x
    x = 123,748.00/373.07
  6. Step 6: Final answer
    x = 331.70

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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.