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Finding the Fourth Proportional to 324,496.29, 486,812.13 and 111,255.63

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Solution

The fourth proportional to 324,496.29, 486,812.13 and 111,255.63 is: 166,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,496.29 : 486,812.13 = 111,255.63 : x
  2. Step 2: Convert to fraction form
    324,496.29/486,812.13 = 111,255.63/x
  3. Step 3: Cross multiply
    324,496.29x = 486,812.13 × 111,255.63
  4. Step 4: Simplify right side
    324,496.29x = 54,160,590,214.79
  5. Step 5: Solve for x
    x = 54,160,590,214.79/324,496.29
  6. Step 6: Final answer
    x = 166,906.65

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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.