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Finding the Fourth Proportional to 332,767.68, 458,920.48 and 219,704.64

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Solution

The fourth proportional to 332,767.68, 458,920.48 and 219,704.64 is: 302,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,767.68 : 458,920.48 = 219,704.64 : x
  2. Step 2: Convert to fraction form
    332,767.68/458,920.48 = 219,704.64/x
  3. Step 3: Cross multiply
    332,767.68x = 458,920.48 × 219,704.64
  4. Step 4: Simplify right side
    332,767.68x = 100,826,958,847.03
  5. Step 5: Solve for x
    x = 100,826,958,847.03/332,767.68
  6. Step 6: Final answer
    x = 302,995.05

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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.