Home / 335,014.12-462,111.96-220,305.88

Finding the Fourth Proportional to 335,014.12, 462,111.96 and 220,305.88

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Solution

The fourth proportional to 335,014.12, 462,111.96 and 220,305.88 is: 303,885.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,014.12 : 462,111.96 = 220,305.88 : x
  2. Step 2: Convert to fraction form
    335,014.12/462,111.96 = 220,305.88/x
  3. Step 3: Cross multiply
    335,014.12x = 462,111.96 × 220,305.88
  4. Step 4: Simplify right side
    335,014.12x = 101,805,982,006.33
  5. Step 5: Solve for x
    x = 101,805,982,006.33/335,014.12
  6. Step 6: Final answer
    x = 303,885.65

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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.