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Finding the Fourth Proportional to 335,001.80, 502,344.30 and 194,803.40

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Solution

The fourth proportional to 335,001.80, 502,344.30 and 194,803.40 is: 292,112.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,001.80 : 502,344.30 = 194,803.40 : x
  2. Step 2: Convert to fraction form
    335,001.80/502,344.30 = 194,803.40/x
  3. Step 3: Cross multiply
    335,001.80x = 502,344.30 × 194,803.40
  4. Step 4: Simplify right side
    335,001.80x = 97,858,377,610.62
  5. Step 5: Solve for x
    x = 97,858,377,610.62/335,001.80
  6. Step 6: Final answer
    x = 292,112.99

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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.