Home / 225,334.20-338,001.30-188,470.20

Finding the Fourth Proportional to 225,334.20, 338,001.30 and 188,470.20

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Solution

The fourth proportional to 225,334.20, 338,001.30 and 188,470.20 is: 282,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,334.20 : 338,001.30 = 188,470.20 : x
  2. Step 2: Convert to fraction form
    225,334.20/338,001.30 = 188,470.20/x
  3. Step 3: Cross multiply
    225,334.20x = 338,001.30 × 188,470.20
  4. Step 4: Simplify right side
    225,334.20x = 63,703,172,611.26
  5. Step 5: Solve for x
    x = 63,703,172,611.26/225,334.20
  6. Step 6: Final answer
    x = 282,705.30

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1.5x scale

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.