Home / 334,516.29-462,015.61-220,305.48

Finding the Fourth Proportional to 334,516.29, 462,015.61 and 220,305.48

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Solution

The fourth proportional to 334,516.29, 462,015.61 and 220,305.48 is: 304,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,516.29 : 462,015.61 = 220,305.48 : x
  2. Step 2: Convert to fraction form
    334,516.29/462,015.61 = 220,305.48/x
  3. Step 3: Cross multiply
    334,516.29x = 462,015.61 × 220,305.48
  4. Step 4: Simplify right side
    334,516.29x = 101,784,570,728.54
  5. Step 5: Solve for x
    x = 101,784,570,728.54/334,516.29
  6. Step 6: Final answer
    x = 304,273.88

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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.