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Finding the Fourth Proportional to 373.06, 514.56 and 335.80

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Solution

The fourth proportional to 373.06, 514.56 and 335.80 is: 463.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.06 : 514.56 = 335.80 : x
  2. Step 2: Convert to fraction form
    373.06/514.56 = 335.80/x
  3. Step 3: Cross multiply
    373.06x = 514.56 × 335.80
  4. Step 4: Simplify right side
    373.06x = 172,789.25
  5. Step 5: Solve for x
    x = 172,789.25/373.06
  6. Step 6: Final answer
    x = 463.17

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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.