Home / 298,062.28-446,116.05-162,919.36

Finding the Fourth Proportional to 298,062.28, 446,116.05 and 162,919.36

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Solution

The fourth proportional to 298,062.28, 446,116.05 and 162,919.36 is: 243,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,062.28 : 446,116.05 = 162,919.36 : x
  2. Step 2: Convert to fraction form
    298,062.28/446,116.05 = 162,919.36/x
  3. Step 3: Cross multiply
    298,062.28x = 446,116.05 × 162,919.36
  4. Step 4: Simplify right side
    298,062.28x = 72,680,941,351.73
  5. Step 5: Solve for x
    x = 72,680,941,351.73/298,062.28
  6. Step 6: Final answer
    x = 243,844.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.