Home / 951,805.22-1,427,666.52-320,716.40

Finding the Fourth Proportional to 951,805.22, 1,427,666.52 and 320,716.40

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Solution

The fourth proportional to 951,805.22, 1,427,666.52 and 320,716.40 is: 481,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,805.22 : 1,427,666.52 = 320,716.40 : x
  2. Step 2: Convert to fraction form
    951,805.22/1,427,666.52 = 320,716.40/x
  3. Step 3: Cross multiply
    951,805.22x = 1,427,666.52 × 320,716.40
  4. Step 4: Simplify right side
    951,805.22x = 457,876,066,694.93
  5. Step 5: Solve for x
    x = 457,876,066,694.93/951,805.22
  6. Step 6: Final answer
    x = 481,060.68

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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.