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Finding the Fourth Proportional to 267,593.82, 401,393.61 and 80,606.94

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Solution

The fourth proportional to 267,593.82, 401,393.61 and 80,606.94 is: 120,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,593.82 : 401,393.61 = 80,606.94 : x
  2. Step 2: Convert to fraction form
    267,593.82/401,393.61 = 80,606.94/x
  3. Step 3: Cross multiply
    267,593.82x = 401,393.61 × 80,606.94
  4. Step 4: Simplify right side
    267,593.82x = 32,355,110,637.65
  5. Step 5: Solve for x
    x = 32,355,110,637.65/267,593.82
  6. Step 6: Final answer
    x = 120,911.28

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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.