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Finding the Fourth Proportional to 503.64, 755.17 and 373.97

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Solution

The fourth proportional to 503.64, 755.17 and 373.97 is: 560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.64 : 755.17 = 373.97 : x
  2. Step 2: Convert to fraction form
    503.64/755.17 = 373.97/x
  3. Step 3: Cross multiply
    503.64x = 755.17 × 373.97
  4. Step 4: Simplify right side
    503.64x = 282,413.28
  5. Step 5: Solve for x
    x = 282,413.28/503.64
  6. Step 6: Final answer
    x = 560.74

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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.