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Finding the Fourth Proportional to 322,543.10, 483,757.05 and 204,002.30

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Solution

The fourth proportional to 322,543.10, 483,757.05 and 204,002.30 is: 305,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,543.10 : 483,757.05 = 204,002.30 : x
  2. Step 2: Convert to fraction form
    322,543.10/483,757.05 = 204,002.30/x
  3. Step 3: Cross multiply
    322,543.10x = 483,757.05 × 204,002.30
  4. Step 4: Simplify right side
    322,543.10x = 98,687,550,841.22
  5. Step 5: Solve for x
    x = 98,687,550,841.22/322,543.10
  6. Step 6: Final answer
    x = 305,967.02

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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.