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Finding the Fourth Proportional to 244,978.95, 337,370.97 and 220,572.03

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Solution

The fourth proportional to 244,978.95, 337,370.97 and 220,572.03 is: 303,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,978.95 : 337,370.97 = 220,572.03 : x
  2. Step 2: Convert to fraction form
    244,978.95/337,370.97 = 220,572.03/x
  3. Step 3: Cross multiply
    244,978.95x = 337,370.97 × 220,572.03
  4. Step 4: Simplify right side
    244,978.95x = 74,414,599,715.97
  5. Step 5: Solve for x
    x = 74,414,599,715.97/244,978.95
  6. Step 6: Final answer
    x = 303,759.16

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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.