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Finding the Fourth Proportional to 322,549.84, 483,824.22 and 133,116.76

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Solution

The fourth proportional to 322,549.84, 483,824.22 and 133,116.76 is: 199,674.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,549.84 : 483,824.22 = 133,116.76 : x
  2. Step 2: Convert to fraction form
    322,549.84/483,824.22 = 133,116.76/x
  3. Step 3: Cross multiply
    322,549.84x = 483,824.22 × 133,116.76
  4. Step 4: Simplify right side
    322,549.84x = 64,405,112,575.93
  5. Step 5: Solve for x
    x = 64,405,112,575.93/322,549.84
  6. Step 6: Final answer
    x = 199,674.92

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Similar ratio
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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.