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Finding the Fourth Proportional to 335,987.88, 503,728.37 and 202,836.47

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Solution

The fourth proportional to 335,987.88, 503,728.37 and 202,836.47 is: 304,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,987.88 : 503,728.37 = 202,836.47 : x
  2. Step 2: Convert to fraction form
    335,987.88/503,728.37 = 202,836.47/x
  3. Step 3: Cross multiply
    335,987.88x = 503,728.37 × 202,836.47
  4. Step 4: Simplify right side
    335,987.88x = 102,174,480,876.83
  5. Step 5: Solve for x
    x = 102,174,480,876.83/335,987.88
  6. Step 6: Final answer
    x = 304,101.69

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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.