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Finding the Fourth Proportional to 445,876.84, 615,327.78 and 244,680.04

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Solution

The fourth proportional to 445,876.84, 615,327.78 and 244,680.04 is: 337,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,876.84 : 615,327.78 = 244,680.04 : x
  2. Step 2: Convert to fraction form
    445,876.84/615,327.78 = 244,680.04/x
  3. Step 3: Cross multiply
    445,876.84x = 615,327.78 × 244,680.04
  4. Step 4: Simplify right side
    445,876.84x = 150,558,425,823.51
  5. Step 5: Solve for x
    x = 150,558,425,823.51/445,876.84
  6. Step 6: Final answer
    x = 337,668.19

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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.