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Finding the Fourth Proportional to 551,393.49, 827,147.75 and 152,034.33

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Solution

The fourth proportional to 551,393.49, 827,147.75 and 152,034.33 is: 228,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,393.49 : 827,147.75 = 152,034.33 : x
  2. Step 2: Convert to fraction form
    551,393.49/827,147.75 = 152,034.33/x
  3. Step 3: Cross multiply
    551,393.49x = 827,147.75 × 152,034.33
  4. Step 4: Simplify right side
    551,393.49x = 125,754,853,222.09
  5. Step 5: Solve for x
    x = 125,754,853,222.09/551,393.49
  6. Step 6: Final answer
    x = 228,067.35

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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.