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Finding the Fourth Proportional to 560.61, 773.48 and 364.25

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Solution

The fourth proportional to 560.61, 773.48 and 364.25 is: 502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.61 : 773.48 = 364.25 : x
  2. Step 2: Convert to fraction form
    560.61/773.48 = 364.25/x
  3. Step 3: Cross multiply
    560.61x = 773.48 × 364.25
  4. Step 4: Simplify right side
    560.61x = 281,742.93
  5. Step 5: Solve for x
    x = 281,742.93/560.61
  6. Step 6: Final answer
    x = 502.56

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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.