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Finding the Fourth Proportional to 454,297.24, 626,934.34 and 250,355.48

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Solution

The fourth proportional to 454,297.24, 626,934.34 and 250,355.48 is: 345,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,297.24 : 626,934.34 = 250,355.48 : x
  2. Step 2: Convert to fraction form
    454,297.24/626,934.34 = 250,355.48/x
  3. Step 3: Cross multiply
    454,297.24x = 626,934.34 × 250,355.48
  4. Step 4: Simplify right side
    454,297.24x = 156,956,447,619.18
  5. Step 5: Solve for x
    x = 156,956,447,619.18/454,297.24
  6. Step 6: Final answer
    x = 345,492.85

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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.