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Finding the Fourth Proportional to 544,967.25, 817,176.14 and 165,815.26

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Solution

The fourth proportional to 544,967.25, 817,176.14 and 165,815.26 is: 248,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,967.25 : 817,176.14 = 165,815.26 : x
  2. Step 2: Convert to fraction form
    544,967.25/817,176.14 = 165,815.26/x
  3. Step 3: Cross multiply
    544,967.25x = 817,176.14 × 165,815.26
  4. Step 4: Simplify right side
    544,967.25x = 135,500,277,498.87
  5. Step 5: Solve for x
    x = 135,500,277,498.87/544,967.25
  6. Step 6: Final answer
    x = 248,639.30

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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.