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Finding the Fourth Proportional to 295,382.10, 443,069.82 and 200,376.90

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Solution

The fourth proportional to 295,382.10, 443,069.82 and 200,376.90 is: 300,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,382.10 : 443,069.82 = 200,376.90 : x
  2. Step 2: Convert to fraction form
    295,382.10/443,069.82 = 200,376.90/x
  3. Step 3: Cross multiply
    295,382.10x = 443,069.82 × 200,376.90
  4. Step 4: Simplify right side
    295,382.10x = 88,780,957,015.16
  5. Step 5: Solve for x
    x = 88,780,957,015.16/295,382.10
  6. Step 6: Final answer
    x = 300,563.09

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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.