Home / 267,998.12-401,471.58-155,441.80

Finding the Fourth Proportional to 267,998.12, 401,471.58 and 155,441.80

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Solution

The fourth proportional to 267,998.12, 401,471.58 and 155,441.80 is: 232,857.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,998.12 : 401,471.58 = 155,441.80 : x
  2. Step 2: Convert to fraction form
    267,998.12/401,471.58 = 155,441.80/x
  3. Step 3: Cross multiply
    267,998.12x = 401,471.58 × 155,441.80
  4. Step 4: Simplify right side
    267,998.12x = 62,405,465,044.04
  5. Step 5: Solve for x
    x = 62,405,465,044.04/267,998.12
  6. Step 6: Final answer
    x = 232,857.85

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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.