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Finding the Fourth Proportional to 454,297.95, 626,922.72 and 250,367.76

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Solution

The fourth proportional to 454,297.95, 626,922.72 and 250,367.76 is: 345,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,297.95 : 626,922.72 = 250,367.76 : x
  2. Step 2: Convert to fraction form
    454,297.95/626,922.72 = 250,367.76/x
  3. Step 3: Cross multiply
    454,297.95x = 626,922.72 × 250,367.76
  4. Step 4: Simplify right side
    454,297.95x = 156,961,237,099.51
  5. Step 5: Solve for x
    x = 156,961,237,099.51/454,297.95
  6. Step 6: Final answer
    x = 345,502.85

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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.