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Finding the Fourth Proportional to 325,138.52, 448,844.56 and 244,596.72

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Solution

The fourth proportional to 325,138.52, 448,844.56 and 244,596.72 is: 337,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,138.52 : 448,844.56 = 244,596.72 : x
  2. Step 2: Convert to fraction form
    325,138.52/448,844.56 = 244,596.72/x
  3. Step 3: Cross multiply
    325,138.52x = 448,844.56 × 244,596.72
  4. Step 4: Simplify right side
    325,138.52x = 109,785,907,165.84
  5. Step 5: Solve for x
    x = 109,785,907,165.84/325,138.52
  6. Step 6: Final answer
    x = 337,658.88

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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.