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Finding the Fourth Proportional to 544,734.31, 817,232.69 and 170,757.31

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Solution

The fourth proportional to 544,734.31, 817,232.69 and 170,757.31 is: 256,177.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,734.31 : 817,232.69 = 170,757.31 : x
  2. Step 2: Convert to fraction form
    544,734.31/817,232.69 = 170,757.31/x
  3. Step 3: Cross multiply
    544,734.31x = 817,232.69 × 170,757.31
  4. Step 4: Simplify right side
    544,734.31x = 139,548,455,788.46
  5. Step 5: Solve for x
    x = 139,548,455,788.46/544,734.31
  6. Step 6: Final answer
    x = 256,177.10

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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.