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Finding the Fourth Proportional to 544,879.32, 751,914.42 and 299,841.18

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Solution

The fourth proportional to 544,879.32, 751,914.42 and 299,841.18 is: 413,770.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,879.32 : 751,914.42 = 299,841.18 : x
  2. Step 2: Convert to fraction form
    544,879.32/751,914.42 = 299,841.18/x
  3. Step 3: Cross multiply
    544,879.32x = 751,914.42 × 299,841.18
  4. Step 4: Simplify right side
    544,879.32x = 225,454,906,951.82
  5. Step 5: Solve for x
    x = 225,454,906,951.82/544,879.32
  6. Step 6: Final answer
    x = 413,770.35

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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.