Home / 231,351.12-344,919.20-225,533.70

Finding the Fourth Proportional to 231,351.12, 344,919.20 and 225,533.70

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Solution

The fourth proportional to 231,351.12, 344,919.20 and 225,533.70 is: 336,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,351.12 : 344,919.20 = 225,533.70 : x
  2. Step 2: Convert to fraction form
    231,351.12/344,919.20 = 225,533.70/x
  3. Step 3: Cross multiply
    231,351.12x = 344,919.20 × 225,533.70
  4. Step 4: Simplify right side
    231,351.12x = 77,790,902,249.37
  5. Step 5: Solve for x
    x = 77,790,902,249.37/231,351.12
  6. Step 6: Final answer
    x = 336,246.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.