Home / 324,149.90-446,791.46-216,680.72

Finding the Fourth Proportional to 324,149.90, 446,791.46 and 216,680.72

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Solution

The fourth proportional to 324,149.90, 446,791.46 and 216,680.72 is: 298,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,149.90 : 446,791.46 = 216,680.72 : x
  2. Step 2: Convert to fraction form
    324,149.90/446,791.46 = 216,680.72/x
  3. Step 3: Cross multiply
    324,149.90x = 446,791.46 × 216,680.72
  4. Step 4: Simplify right side
    324,149.90x = 96,811,091,925.29
  5. Step 5: Solve for x
    x = 96,811,091,925.29/324,149.90
  6. Step 6: Final answer
    x = 298,661.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.