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Finding the Fourth Proportional to 550,213.84, 825,444.68 and 195,227.28

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Solution

The fourth proportional to 550,213.84, 825,444.68 and 195,227.28 is: 292,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,213.84 : 825,444.68 = 195,227.28 : x
  2. Step 2: Convert to fraction form
    550,213.84/825,444.68 = 195,227.28/x
  3. Step 3: Cross multiply
    550,213.84x = 825,444.68 × 195,227.28
  4. Step 4: Simplify right side
    550,213.84x = 161,149,319,666.87
  5. Step 5: Solve for x
    x = 161,149,319,666.87/550,213.84
  6. Step 6: Final answer
    x = 292,884.89

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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.