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Finding the Fourth Proportional to 373.25, 560.01 and 343.28

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Solution

The fourth proportional to 373.25, 560.01 and 343.28 is: 515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.25 : 560.01 = 343.28 : x
  2. Step 2: Convert to fraction form
    373.25/560.01 = 343.28/x
  3. Step 3: Cross multiply
    373.25x = 560.01 × 343.28
  4. Step 4: Simplify right side
    373.25x = 192,240.23
  5. Step 5: Solve for x
    x = 192,240.23/373.25
  6. Step 6: Final answer
    x = 515.04

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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.