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Finding the Fourth Proportional to 365,452.20, 547,400.70 and 303,244.20

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Solution

The fourth proportional to 365,452.20, 547,400.70 and 303,244.20 is: 454,221.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,452.20 : 547,400.70 = 303,244.20 : x
  2. Step 2: Convert to fraction form
    365,452.20/547,400.70 = 303,244.20/x
  3. Step 3: Cross multiply
    365,452.20x = 547,400.70 × 303,244.20
  4. Step 4: Simplify right side
    365,452.20x = 165,996,087,350.94
  5. Step 5: Solve for x
    x = 165,996,087,350.94/365,452.20
  6. Step 6: Final answer
    x = 454,221.06

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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.