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Finding the Fourth Proportional to 373.95, 560.75 and 200.56

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Solution

The fourth proportional to 373.95, 560.75 and 200.56 is: 300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.95 : 560.75 = 200.56 : x
  2. Step 2: Convert to fraction form
    373.95/560.75 = 200.56/x
  3. Step 3: Cross multiply
    373.95x = 560.75 × 200.56
  4. Step 4: Simplify right side
    373.95x = 112,464.52
  5. Step 5: Solve for x
    x = 112,464.52/373.95
  6. Step 6: Final answer
    x = 300.75

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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.