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Finding the Fourth Proportional to 397,078.08, 547,746 and 244,010.04

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Solution

The fourth proportional to 397,078.08, 547,746 and 244,010.04 is: 336,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,078.08 : 547,746 = 244,010.04 : x
  2. Step 2: Convert to fraction form
    397,078.08/547,746 = 244,010.04/x
  3. Step 3: Cross multiply
    397,078.08x = 547,746 × 244,010.04
  4. Step 4: Simplify right side
    397,078.08x = 133,655,523,369.84
  5. Step 5: Solve for x
    x = 133,655,523,369.84/397,078.08
  6. Step 6: Final answer
    x = 336,597.59

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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.