Home / 267,655.32-401,519.70-155,388.24

Finding the Fourth Proportional to 267,655.32, 401,519.70 and 155,388.24

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Solution

The fourth proportional to 267,655.32, 401,519.70 and 155,388.24 is: 233,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,655.32 : 401,519.70 = 155,388.24 : x
  2. Step 2: Convert to fraction form
    267,655.32/401,519.70 = 155,388.24/x
  3. Step 3: Cross multiply
    267,655.32x = 401,519.70 × 155,388.24
  4. Step 4: Simplify right side
    267,655.32x = 62,391,439,508.33
  5. Step 5: Solve for x
    x = 62,391,439,508.33/267,655.32
  6. Step 6: Final answer
    x = 233,103.68

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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.