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Finding the Fourth Proportional to 247,904.66, 341,991.72 and 179,772.18

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Solution

The fourth proportional to 247,904.66, 341,991.72 and 179,772.18 is: 248,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,904.66 : 341,991.72 = 179,772.18 : x
  2. Step 2: Convert to fraction form
    247,904.66/341,991.72 = 179,772.18/x
  3. Step 3: Cross multiply
    247,904.66x = 341,991.72 × 179,772.18
  4. Step 4: Simplify right side
    247,904.66x = 61,480,597,046.35
  5. Step 5: Solve for x
    x = 61,480,597,046.35/247,904.66
  6. Step 6: Final answer
    x = 248,000.97

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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.