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Finding the Fourth Proportional to 445,894.56, 615,304.20 and 244,703.52

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Solution

The fourth proportional to 445,894.56, 615,304.20 and 244,703.52 is: 337,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,894.56 : 615,304.20 = 244,703.52 : x
  2. Step 2: Convert to fraction form
    445,894.56/615,304.20 = 244,703.52/x
  3. Step 3: Cross multiply
    445,894.56x = 615,304.20 × 244,703.52
  4. Step 4: Simplify right side
    445,894.56x = 150,567,103,610.78
  5. Step 5: Solve for x
    x = 150,567,103,610.78/445,894.56
  6. Step 6: Final answer
    x = 337,674.23

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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.