Home / 951,479.30-1,313,102.13-628,623.02

Finding the Fourth Proportional to 951,479.30, 1,313,102.13 and 628,623.02

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Solution

The fourth proportional to 951,479.30, 1,313,102.13 and 628,623.02 is: 867,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,479.30 : 1,313,102.13 = 628,623.02 : x
  2. Step 2: Convert to fraction form
    951,479.30/1,313,102.13 = 628,623.02/x
  3. Step 3: Cross multiply
    951,479.30x = 1,313,102.13 × 628,623.02
  4. Step 4: Simplify right side
    951,479.30x = 825,446,226,529.03
  5. Step 5: Solve for x
    x = 825,446,226,529.03/951,479.30
  6. Step 6: Final answer
    x = 867,539.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.