Home / 324,290.22-486,734.34-164,478.30

Finding the Fourth Proportional to 324,290.22, 486,734.34 and 164,478.30

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Solution

The fourth proportional to 324,290.22, 486,734.34 and 164,478.30 is: 246,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,290.22 : 486,734.34 = 164,478.30 : x
  2. Step 2: Convert to fraction form
    324,290.22/486,734.34 = 164,478.30/x
  3. Step 3: Cross multiply
    324,290.22x = 486,734.34 × 164,478.30
  4. Step 4: Simplify right side
    324,290.22x = 80,057,236,794.82
  5. Step 5: Solve for x
    x = 80,057,236,794.82/324,290.22
  6. Step 6: Final answer
    x = 246,869.11

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1.5x scale

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.