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Finding the Fourth Proportional to 552,198.90, 827,452.80 and 371,614.98

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Solution

The fourth proportional to 552,198.90, 827,452.80 and 371,614.98 is: 556,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,198.90 : 827,452.80 = 371,614.98 : x
  2. Step 2: Convert to fraction form
    552,198.90/827,452.80 = 371,614.98/x
  3. Step 3: Cross multiply
    552,198.90x = 827,452.80 × 371,614.98
  4. Step 4: Simplify right side
    552,198.90x = 307,493,855,722.94
  5. Step 5: Solve for x
    x = 307,493,855,722.94/552,198.90
  6. Step 6: Final answer
    x = 556,853.44

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1.5x scale

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.