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Finding the Fourth Proportional to 544,877.82, 817,347.48 and 165,810.91

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Solution

The fourth proportional to 544,877.82, 817,347.48 and 165,810.91 is: 248,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,877.82 : 817,347.48 = 165,810.91 : x
  2. Step 2: Convert to fraction form
    544,877.82/817,347.48 = 165,810.91/x
  3. Step 3: Cross multiply
    544,877.82x = 817,347.48 × 165,810.91
  4. Step 4: Simplify right side
    544,877.82x = 135,525,128,615.95
  5. Step 5: Solve for x
    x = 135,525,128,615.95/544,877.82
  6. Step 6: Final answer
    x = 248,725.72

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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.