Home / 951,953.47-1,427,934.66-320,872.75

Finding the Fourth Proportional to 951,953.47, 1,427,934.66 and 320,872.75

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Solution

The fourth proportional to 951,953.47, 1,427,934.66 and 320,872.75 is: 481,310.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,953.47 : 1,427,934.66 = 320,872.75 : x
  2. Step 2: Convert to fraction form
    951,953.47/1,427,934.66 = 320,872.75/x
  3. Step 3: Cross multiply
    951,953.47x = 1,427,934.66 × 320,872.75
  4. Step 4: Simplify right side
    951,953.47x = 458,185,321,174.52
  5. Step 5: Solve for x
    x = 458,185,321,174.52/951,953.47
  6. Step 6: Final answer
    x = 481,310.63

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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.