Home / 725,906.84-1,089,081.30-371,170.04

Finding the Fourth Proportional to 725,906.84, 1,089,081.30 and 371,170.04

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Solution

The fourth proportional to 725,906.84, 1,089,081.30 and 371,170.04 is: 556,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,906.84 : 1,089,081.30 = 371,170.04 : x
  2. Step 2: Convert to fraction form
    725,906.84/1,089,081.30 = 371,170.04/x
  3. Step 3: Cross multiply
    725,906.84x = 1,089,081.30 × 371,170.04
  4. Step 4: Simplify right side
    725,906.84x = 404,234,349,684.25
  5. Step 5: Solve for x
    x = 404,234,349,684.25/725,906.84
  6. Step 6: Final answer
    x = 556,868.08

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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.