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Finding the Fourth Proportional to 560.22, 773.27 and 373.73

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Solution

The fourth proportional to 560.22, 773.27 and 373.73 is: 515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.22 : 773.27 = 373.73 : x
  2. Step 2: Convert to fraction form
    560.22/773.27 = 373.73/x
  3. Step 3: Cross multiply
    560.22x = 773.27 × 373.73
  4. Step 4: Simplify right side
    560.22x = 288,988.46
  5. Step 5: Solve for x
    x = 288,988.46/560.22
  6. Step 6: Final answer
    x = 515.85

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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.