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Finding the Fourth Proportional to 292,894.35, 439,183.55 and 132,882.97

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Solution

The fourth proportional to 292,894.35, 439,183.55 and 132,882.97 is: 199,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,894.35 : 439,183.55 = 132,882.97 : x
  2. Step 2: Convert to fraction form
    292,894.35/439,183.55 = 132,882.97/x
  3. Step 3: Cross multiply
    292,894.35x = 439,183.55 × 132,882.97
  4. Step 4: Simplify right side
    292,894.35x = 58,360,014,383.71
  5. Step 5: Solve for x
    x = 58,360,014,383.71/292,894.35
  6. Step 6: Final answer
    x = 199,252.78

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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.