Home / 951,234.72-1,427,071.68-320,133.12

Finding the Fourth Proportional to 951,234.72, 1,427,071.68 and 320,133.12

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Solution

The fourth proportional to 951,234.72, 1,427,071.68 and 320,133.12 is: 480,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,234.72 : 1,427,071.68 = 320,133.12 : x
  2. Step 2: Convert to fraction form
    951,234.72/1,427,071.68 = 320,133.12/x
  3. Step 3: Cross multiply
    951,234.72x = 1,427,071.68 × 320,133.12
  4. Step 4: Simplify right side
    951,234.72x = 456,852,909,382.04
  5. Step 5: Solve for x
    x = 456,852,909,382.04/951,234.72
  6. Step 6: Final answer
    x = 480,273.59

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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.