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Finding the Fourth Proportional to 544,877.31, 817,346.72 and 165,810.41

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Solution

The fourth proportional to 544,877.31, 817,346.72 and 165,810.41 is: 248,724.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,877.31 : 817,346.72 = 165,810.41 : x
  2. Step 2: Convert to fraction form
    544,877.31/817,346.72 = 165,810.41/x
  3. Step 3: Cross multiply
    544,877.31x = 817,346.72 × 165,810.41
  4. Step 4: Simplify right side
    544,877.31x = 135,524,594,148.20
  5. Step 5: Solve for x
    x = 135,524,594,148.20/544,877.31
  6. Step 6: Final answer
    x = 248,724.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.