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Finding the Fourth Proportional to 404,933, 558,842.10 and 226,119.56

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Solution

The fourth proportional to 404,933, 558,842.10 and 226,119.56 is: 312,064.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,933 : 558,842.10 = 226,119.56 : x
  2. Step 2: Convert to fraction form
    404,933/558,842.10 = 226,119.56/x
  3. Step 3: Cross multiply
    404,933x = 558,842.10 × 226,119.56
  4. Step 4: Simplify right side
    404,933x = 126,365,129,761.48
  5. Step 5: Solve for x
    x = 126,365,129,761.48/404,933
  6. Step 6: Final answer
    x = 312,064.29

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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.