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Finding the Fourth Proportional to 336,311.46, 504,469.02 and 99,656.20

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Solution

The fourth proportional to 336,311.46, 504,469.02 and 99,656.20 is: 149,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,311.46 : 504,469.02 = 99,656.20 : x
  2. Step 2: Convert to fraction form
    336,311.46/504,469.02 = 99,656.20/x
  3. Step 3: Cross multiply
    336,311.46x = 504,469.02 × 99,656.20
  4. Step 4: Simplify right side
    336,311.46x = 50,273,465,550.92
  5. Step 5: Solve for x
    x = 50,273,465,550.92/336,311.46
  6. Step 6: Final answer
    x = 149,484.84

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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.