Home / 300,545.07-414,752.19-173,228.88

Finding the Fourth Proportional to 300,545.07, 414,752.19 and 173,228.88

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Solution

The fourth proportional to 300,545.07, 414,752.19 and 173,228.88 is: 239,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,545.07 : 414,752.19 = 173,228.88 : x
  2. Step 2: Convert to fraction form
    300,545.07/414,752.19 = 173,228.88/x
  3. Step 3: Cross multiply
    300,545.07x = 414,752.19 × 173,228.88
  4. Step 4: Simplify right side
    300,545.07x = 71,847,057,351.25
  5. Step 5: Solve for x
    x = 71,847,057,351.25/300,545.07
  6. Step 6: Final answer
    x = 239,055.85

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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.