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Finding the Fourth Proportional to 373.31, 514.13 and 365.25

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Solution

The fourth proportional to 373.31, 514.13 and 365.25 is: 503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.31 : 514.13 = 365.25 : x
  2. Step 2: Convert to fraction form
    373.31/514.13 = 365.25/x
  3. Step 3: Cross multiply
    373.31x = 514.13 × 365.25
  4. Step 4: Simplify right side
    373.31x = 187,784.16
  5. Step 5: Solve for x
    x = 187,784.16/373.31
  6. Step 6: Final answer
    x = 503.03

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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.