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Finding the Fourth Proportional to 544,557.90, 751,382.01 and 329,717.97

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Solution

The fourth proportional to 544,557.90, 751,382.01 and 329,717.97 is: 454,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,557.90 : 751,382.01 = 329,717.97 : x
  2. Step 2: Convert to fraction form
    544,557.90/751,382.01 = 329,717.97/x
  3. Step 3: Cross multiply
    544,557.90x = 751,382.01 × 329,717.97
  4. Step 4: Simplify right side
    544,557.90x = 247,744,151,031.72
  5. Step 5: Solve for x
    x = 247,744,151,031.72/544,557.90
  6. Step 6: Final answer
    x = 454,945.47

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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.