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Finding the Fourth Proportional to 273,200.10, 409,800.15 and 252,204.90

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Solution

The fourth proportional to 273,200.10, 409,800.15 and 252,204.90 is: 378,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,200.10 : 409,800.15 = 252,204.90 : x
  2. Step 2: Convert to fraction form
    273,200.10/409,800.15 = 252,204.90/x
  3. Step 3: Cross multiply
    273,200.10x = 409,800.15 × 252,204.90
  4. Step 4: Simplify right side
    273,200.10x = 103,353,605,850.74
  5. Step 5: Solve for x
    x = 103,353,605,850.74/273,200.10
  6. Step 6: Final answer
    x = 378,307.35

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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.