Home / 267,983.05-401,449.08-155,426.82

Finding the Fourth Proportional to 267,983.05, 401,449.08 and 155,426.82

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Solution

The fourth proportional to 267,983.05, 401,449.08 and 155,426.82 is: 232,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,983.05 : 401,449.08 = 155,426.82 : x
  2. Step 2: Convert to fraction form
    267,983.05/401,449.08 = 155,426.82/x
  3. Step 3: Cross multiply
    267,983.05x = 401,449.08 × 155,426.82
  4. Step 4: Simplify right side
    267,983.05x = 62,395,953,896.33
  5. Step 5: Solve for x
    x = 62,395,953,896.33/267,983.05
  6. Step 6: Final answer
    x = 232,835.45

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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.