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Finding the Fourth Proportional to 544,876.32, 751,910.28 and 299,838.18

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Solution

The fourth proportional to 544,876.32, 751,910.28 and 299,838.18 is: 413,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,876.32 : 751,910.28 = 299,838.18 : x
  2. Step 2: Convert to fraction form
    544,876.32/751,910.28 = 299,838.18/x
  3. Step 3: Cross multiply
    544,876.32x = 751,910.28 × 299,838.18
  4. Step 4: Simplify right side
    544,876.32x = 225,451,409,878.49
  5. Step 5: Solve for x
    x = 225,451,409,878.49/544,876.32
  6. Step 6: Final answer
    x = 413,766.21

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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.