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Finding the Fourth Proportional to 324,258.75, 486,049.10 and 110,955.06

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Solution

The fourth proportional to 324,258.75, 486,049.10 and 110,955.06 is: 166,316.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,258.75 : 486,049.10 = 110,955.06 : x
  2. Step 2: Convert to fraction form
    324,258.75/486,049.10 = 110,955.06/x
  3. Step 3: Cross multiply
    324,258.75x = 486,049.10 × 110,955.06
  4. Step 4: Simplify right side
    324,258.75x = 53,929,606,498.67
  5. Step 5: Solve for x
    x = 53,929,606,498.67/324,258.75
  6. Step 6: Final answer
    x = 166,316.58

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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.