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Finding the Fourth Proportional to 544,998.17, 817,620.27 and 165,952.80

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Solution

The fourth proportional to 544,998.17, 817,620.27 and 165,952.80 is: 248,966.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,998.17 : 817,620.27 = 165,952.80 : x
  2. Step 2: Convert to fraction form
    544,998.17/817,620.27 = 165,952.80/x
  3. Step 3: Cross multiply
    544,998.17x = 817,620.27 × 165,952.80
  4. Step 4: Simplify right side
    544,998.17x = 135,686,369,055.16
  5. Step 5: Solve for x
    x = 135,686,369,055.16/544,998.17
  6. Step 6: Final answer
    x = 248,966.65

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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.