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Finding the Fourth Proportional to 301,778.59, 454,473.26 and 274,874.84

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Solution

The fourth proportional to 301,778.59, 454,473.26 and 274,874.84 is: 413,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,778.59 : 454,473.26 = 274,874.84 : x
  2. Step 2: Convert to fraction form
    301,778.59/454,473.26 = 274,874.84/x
  3. Step 3: Cross multiply
    301,778.59x = 454,473.26 × 274,874.84
  4. Step 4: Simplify right side
    301,778.59x = 124,923,264,626.78
  5. Step 5: Solve for x
    x = 124,923,264,626.78/301,778.59
  6. Step 6: Final answer
    x = 413,956.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.