Home / 886,777.56-1,330,143.66-247,078.44

Finding the Fourth Proportional to 886,777.56, 1,330,143.66 and 247,078.44

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Solution

The fourth proportional to 886,777.56, 1,330,143.66 and 247,078.44 is: 370,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,777.56 : 1,330,143.66 = 247,078.44 : x
  2. Step 2: Convert to fraction form
    886,777.56/1,330,143.66 = 247,078.44/x
  3. Step 3: Cross multiply
    886,777.56x = 1,330,143.66 × 247,078.44
  4. Step 4: Simplify right side
    886,777.56x = 328,649,820,488.69
  5. Step 5: Solve for x
    x = 328,649,820,488.69/886,777.56
  6. Step 6: Final answer
    x = 370,611.34

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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.