Home / 886,778.56-1,330,145.16-247,079.44

Finding the Fourth Proportional to 886,778.56, 1,330,145.16 and 247,079.44

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Solution

The fourth proportional to 886,778.56, 1,330,145.16 and 247,079.44 is: 370,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,778.56 : 1,330,145.16 = 247,079.44 : x
  2. Step 2: Convert to fraction form
    886,778.56/1,330,145.16 = 247,079.44/x
  3. Step 3: Cross multiply
    886,778.56x = 1,330,145.16 × 247,079.44
  4. Step 4: Simplify right side
    886,778.56x = 328,651,521,251.51
  5. Step 5: Solve for x
    x = 328,651,521,251.51/886,778.56
  6. Step 6: Final answer
    x = 370,612.84

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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.