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Finding the Fourth Proportional to 363,456.87, 501,566.76 and 200,108.22

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Solution

The fourth proportional to 363,456.87, 501,566.76 and 200,108.22 is: 276,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,456.87 : 501,566.76 = 200,108.22 : x
  2. Step 2: Convert to fraction form
    363,456.87/501,566.76 = 200,108.22/x
  3. Step 3: Cross multiply
    363,456.87x = 501,566.76 × 200,108.22
  4. Step 4: Simplify right side
    363,456.87x = 100,367,631,554.77
  5. Step 5: Solve for x
    x = 100,367,631,554.77/363,456.87
  6. Step 6: Final answer
    x = 276,147.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.