Home / 341,406.04-471,027.96-220,618.48

Finding the Fourth Proportional to 341,406.04, 471,027.96 and 220,618.48

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Solution

The fourth proportional to 341,406.04, 471,027.96 and 220,618.48 is: 304,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,406.04 : 471,027.96 = 220,618.48 : x
  2. Step 2: Convert to fraction form
    341,406.04/471,027.96 = 220,618.48/x
  3. Step 3: Cross multiply
    341,406.04x = 471,027.96 × 220,618.48
  4. Step 4: Simplify right side
    341,406.04x = 103,917,472,572.70
  5. Step 5: Solve for x
    x = 103,917,472,572.70/341,406.04
  6. Step 6: Final answer
    x = 304,380.88

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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.