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Finding the Fourth Proportional to 264,812.62, 365,448.98 and 161,452.78

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Solution

The fourth proportional to 264,812.62, 365,448.98 and 161,452.78 is: 222,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,812.62 : 365,448.98 = 161,452.78 : x
  2. Step 2: Convert to fraction form
    264,812.62/365,448.98 = 161,452.78/x
  3. Step 3: Cross multiply
    264,812.62x = 365,448.98 × 161,452.78
  4. Step 4: Simplify right side
    264,812.62x = 59,002,753,769.16
  5. Step 5: Solve for x
    x = 59,002,753,769.16/264,812.62
  6. Step 6: Final answer
    x = 222,809.45

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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.