Home / 659,422.53-988,995.37-185,997.18

Finding the Fourth Proportional to 659,422.53, 988,995.37 and 185,997.18

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Solution

The fourth proportional to 659,422.53, 988,995.37 and 185,997.18 is: 278,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,422.53 : 988,995.37 = 185,997.18 : x
  2. Step 2: Convert to fraction form
    659,422.53/988,995.37 = 185,997.18/x
  3. Step 3: Cross multiply
    659,422.53x = 988,995.37 × 185,997.18
  4. Step 4: Simplify right side
    659,422.53x = 183,950,349,853.06
  5. Step 5: Solve for x
    x = 183,950,349,853.06/659,422.53
  6. Step 6: Final answer
    x = 278,956.73

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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.