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Finding the Fourth Proportional to 336,231, 463,998.78 and 185,331.24

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Solution

The fourth proportional to 336,231, 463,998.78 and 185,331.24 is: 255,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,231 : 463,998.78 = 185,331.24 : x
  2. Step 2: Convert to fraction form
    336,231/463,998.78 = 185,331.24/x
  3. Step 3: Cross multiply
    336,231x = 463,998.78 × 185,331.24
  4. Step 4: Simplify right side
    336,231x = 85,993,469,255.89
  5. Step 5: Solve for x
    x = 85,993,469,255.89/336,231
  6. Step 6: Final answer
    x = 255,757.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.