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Finding the Fourth Proportional to 293,228.20, 404,659.62 and 159,092.20

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Solution

The fourth proportional to 293,228.20, 404,659.62 and 159,092.20 is: 219,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,228.20 : 404,659.62 = 159,092.20 : x
  2. Step 2: Convert to fraction form
    293,228.20/404,659.62 = 159,092.20/x
  3. Step 3: Cross multiply
    293,228.20x = 404,659.62 × 159,092.20
  4. Step 4: Simplify right side
    293,228.20x = 64,378,189,196.96
  5. Step 5: Solve for x
    x = 64,378,189,196.96/293,228.20
  6. Step 6: Final answer
    x = 219,549.79

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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.