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Finding the Fourth Proportional to 454,297.41, 626,934.57 and 250,355.66

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Solution

The fourth proportional to 454,297.41, 626,934.57 and 250,355.66 is: 345,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,297.41 : 626,934.57 = 250,355.66 : x
  2. Step 2: Convert to fraction form
    454,297.41/626,934.57 = 250,355.66/x
  3. Step 3: Cross multiply
    454,297.41x = 626,934.57 × 250,355.66
  4. Step 4: Simplify right side
    454,297.41x = 156,956,614,914.49
  5. Step 5: Solve for x
    x = 156,956,614,914.49/454,297.41
  6. Step 6: Final answer
    x = 345,493.09

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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.