Home / 659,060.57-988,581.62-259,704.81

Finding the Fourth Proportional to 659,060.57, 988,581.62 and 259,704.81

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Solution

The fourth proportional to 659,060.57, 988,581.62 and 259,704.81 is: 389,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,060.57 : 988,581.62 = 259,704.81 : x
  2. Step 2: Convert to fraction form
    659,060.57/988,581.62 = 259,704.81/x
  3. Step 3: Cross multiply
    659,060.57x = 988,581.62 × 259,704.81
  4. Step 4: Simplify right side
    659,060.57x = 256,739,400,493.07
  5. Step 5: Solve for x
    x = 256,739,400,493.07/659,060.57
  6. Step 6: Final answer
    x = 389,553.58

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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.