Home / 679,039.74-1,018,480.03-229,759.27

Finding the Fourth Proportional to 679,039.74, 1,018,480.03 and 229,759.27

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Solution

The fourth proportional to 679,039.74, 1,018,480.03 and 229,759.27 is: 344,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,039.74 : 1,018,480.03 = 229,759.27 : x
  2. Step 2: Convert to fraction form
    679,039.74/1,018,480.03 = 229,759.27/x
  3. Step 3: Cross multiply
    679,039.74x = 1,018,480.03 × 229,759.27
  4. Step 4: Simplify right side
    679,039.74x = 234,005,225,081.78
  5. Step 5: Solve for x
    x = 234,005,225,081.78/679,039.74
  6. Step 6: Final answer
    x = 344,611.97

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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.