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Finding the Fourth Proportional to 201,951.10, 302,926.65 and 200,568.70

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Solution

The fourth proportional to 201,951.10, 302,926.65 and 200,568.70 is: 300,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,951.10 : 302,926.65 = 200,568.70 : x
  2. Step 2: Convert to fraction form
    201,951.10/302,926.65 = 200,568.70/x
  3. Step 3: Cross multiply
    201,951.10x = 302,926.65 × 200,568.70
  4. Step 4: Simplify right side
    201,951.10x = 60,757,604,385.86
  5. Step 5: Solve for x
    x = 60,757,604,385.86/201,951.10
  6. Step 6: Final answer
    x = 300,853.05

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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.