Home / 951,222.64-1,427,044.56-320,116

Finding the Fourth Proportional to 951,222.64, 1,427,044.56 and 320,116

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Solution

The fourth proportional to 951,222.64, 1,427,044.56 and 320,116 is: 480,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,222.64 : 1,427,044.56 = 320,116 : x
  2. Step 2: Convert to fraction form
    951,222.64/1,427,044.56 = 320,116/x
  3. Step 3: Cross multiply
    951,222.64x = 1,427,044.56 × 320,116
  4. Step 4: Simplify right side
    951,222.64x = 456,819,796,368.96
  5. Step 5: Solve for x
    x = 456,819,796,368.96/951,222.64
  6. Step 6: Final answer
    x = 480,244.87

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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.