Home / 454,025.80-680,552.70-154,228.60

Finding the Fourth Proportional to 454,025.80, 680,552.70 and 154,228.60

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Solution

The fourth proportional to 454,025.80, 680,552.70 and 154,228.60 is: 231,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,025.80 : 680,552.70 = 154,228.60 : x
  2. Step 2: Convert to fraction form
    454,025.80/680,552.70 = 154,228.60/x
  3. Step 3: Cross multiply
    454,025.80x = 680,552.70 × 154,228.60
  4. Step 4: Simplify right side
    454,025.80x = 104,960,690,147.22
  5. Step 5: Solve for x
    x = 104,960,690,147.22/454,025.80
  6. Step 6: Final answer
    x = 231,177.81

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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.