Home / 300,306.24-414,422.62-164,340.20

Finding the Fourth Proportional to 300,306.24, 414,422.62 and 164,340.20

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Solution

The fourth proportional to 300,306.24, 414,422.62 and 164,340.20 is: 226,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,306.24 : 414,422.62 = 164,340.20 : x
  2. Step 2: Convert to fraction form
    300,306.24/414,422.62 = 164,340.20/x
  3. Step 3: Cross multiply
    300,306.24x = 414,422.62 × 164,340.20
  4. Step 4: Simplify right side
    300,306.24x = 68,106,296,255.32
  5. Step 5: Solve for x
    x = 68,106,296,255.32/300,306.24
  6. Step 6: Final answer
    x = 226,789.48

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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.