Home / 976,614.24-1,467,166.44-689,087.64

Finding the Fourth Proportional to 976,614.24, 1,467,166.44 and 689,087.64

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Solution

The fourth proportional to 976,614.24, 1,467,166.44 and 689,087.64 is: 1,035,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,614.24 : 1,467,166.44 = 689,087.64 : x
  2. Step 2: Convert to fraction form
    976,614.24/1,467,166.44 = 689,087.64/x
  3. Step 3: Cross multiply
    976,614.24x = 1,467,166.44 × 689,087.64
  4. Step 4: Simplify right side
    976,614.24x = 1,011,006,259,626.80
  5. Step 5: Solve for x
    x = 1,011,006,259,626.80/976,614.24
  6. Step 6: Final answer
    x = 1,035,215.56

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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.