Home / 951,000.24-1,310,174.66-664,065.84

Finding the Fourth Proportional to 951,000.24, 1,310,174.66 and 664,065.84

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Solution

The fourth proportional to 951,000.24, 1,310,174.66 and 664,065.84 is: 914,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,000.24 : 1,310,174.66 = 664,065.84 : x
  2. Step 2: Convert to fraction form
    951,000.24/1,310,174.66 = 664,065.84/x
  3. Step 3: Cross multiply
    951,000.24x = 1,310,174.66 × 664,065.84
  4. Step 4: Simplify right side
    951,000.24x = 870,042,236,139.61
  5. Step 5: Solve for x
    x = 870,042,236,139.61/951,000.24
  6. Step 6: Final answer
    x = 914,870.68

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1.5x scale

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.