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Finding the Fourth Proportional to 324,232.92, 447,439.74 and 188,300.28

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Solution

The fourth proportional to 324,232.92, 447,439.74 and 188,300.28 is: 259,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,232.92 : 447,439.74 = 188,300.28 : x
  2. Step 2: Convert to fraction form
    324,232.92/447,439.74 = 188,300.28/x
  3. Step 3: Cross multiply
    324,232.92x = 447,439.74 × 188,300.28
  4. Step 4: Simplify right side
    324,232.92x = 84,253,028,325.13
  5. Step 5: Solve for x
    x = 84,253,028,325.13/324,232.92
  6. Step 6: Final answer
    x = 259,853.41

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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.