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Finding the Fourth Proportional to 552,126.14, 827,344.44 and 371,542.81

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Solution

The fourth proportional to 552,126.14, 827,344.44 and 371,542.81 is: 556,745.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,126.14 : 827,344.44 = 371,542.81 : x
  2. Step 2: Convert to fraction form
    552,126.14/827,344.44 = 371,542.81/x
  3. Step 3: Cross multiply
    552,126.14x = 827,344.44 × 371,542.81
  4. Step 4: Simplify right side
    552,126.14x = 307,393,876,007.12
  5. Step 5: Solve for x
    x = 307,393,876,007.12/552,126.14
  6. Step 6: Final answer
    x = 556,745.74

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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.