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Finding the Fourth Proportional to 335,988.87, 503,729.87 and 202,837.47

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Solution

The fourth proportional to 335,988.87, 503,729.87 and 202,837.47 is: 304,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,988.87 : 503,729.87 = 202,837.47 : x
  2. Step 2: Convert to fraction form
    335,988.87/503,729.87 = 202,837.47/x
  3. Step 3: Cross multiply
    335,988.87x = 503,729.87 × 202,837.47
  4. Step 4: Simplify right side
    335,988.87x = 102,175,291,380.04
  5. Step 5: Solve for x
    x = 102,175,291,380.04/335,988.87
  6. Step 6: Final answer
    x = 304,103.20

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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.