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Finding the Fourth Proportional to 244,460.40, 366,982.20 and 137,929.20

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Solution

The fourth proportional to 244,460.40, 366,982.20 and 137,929.20 is: 207,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,460.40 : 366,982.20 = 137,929.20 : x
  2. Step 2: Convert to fraction form
    244,460.40/366,982.20 = 137,929.20/x
  3. Step 3: Cross multiply
    244,460.40x = 366,982.20 × 137,929.20
  4. Step 4: Simplify right side
    244,460.40x = 50,617,561,260.24
  5. Step 5: Solve for x
    x = 50,617,561,260.24/244,460.40
  6. Step 6: Final answer
    x = 207,058.33

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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.