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Finding the Fourth Proportional to 335,062.20, 502,593.30 and 193,344.60

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Solution

The fourth proportional to 335,062.20, 502,593.30 and 193,344.60 is: 290,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,062.20 : 502,593.30 = 193,344.60 : x
  2. Step 2: Convert to fraction form
    335,062.20/502,593.30 = 193,344.60/x
  3. Step 3: Cross multiply
    335,062.20x = 502,593.30 × 193,344.60
  4. Step 4: Simplify right side
    335,062.20x = 97,173,700,551.18
  5. Step 5: Solve for x
    x = 97,173,700,551.18/335,062.20
  6. Step 6: Final answer
    x = 290,016.90

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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.