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Finding the Fourth Proportional to 551,451.80, 827,177.70 and 501,588.20

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Solution

The fourth proportional to 551,451.80, 827,177.70 and 501,588.20 is: 752,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,451.80 : 827,177.70 = 501,588.20 : x
  2. Step 2: Convert to fraction form
    551,451.80/827,177.70 = 501,588.20/x
  3. Step 3: Cross multiply
    551,451.80x = 827,177.70 × 501,588.20
  4. Step 4: Simplify right side
    551,451.80x = 414,902,573,623.14
  5. Step 5: Solve for x
    x = 414,902,573,623.14/551,451.80
  6. Step 6: Final answer
    x = 752,382.30

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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.