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Finding the Fourth Proportional to 329,314.50, 454,503.05 and 200,273.97

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Solution

The fourth proportional to 329,314.50, 454,503.05 and 200,273.97 is: 276,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,314.50 : 454,503.05 = 200,273.97 : x
  2. Step 2: Convert to fraction form
    329,314.50/454,503.05 = 200,273.97/x
  3. Step 3: Cross multiply
    329,314.50x = 454,503.05 × 200,273.97
  4. Step 4: Simplify right side
    329,314.50x = 91,025,129,199.24
  5. Step 5: Solve for x
    x = 91,025,129,199.24/329,314.50
  6. Step 6: Final answer
    x = 276,407.90

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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.