Home / 454,690.22-682,151.15-134,853.75

Finding the Fourth Proportional to 454,690.22, 682,151.15 and 134,853.75

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Solution

The fourth proportional to 454,690.22, 682,151.15 and 134,853.75 is: 202,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,690.22 : 682,151.15 = 134,853.75 : x
  2. Step 2: Convert to fraction form
    454,690.22/682,151.15 = 134,853.75/x
  3. Step 3: Cross multiply
    454,690.22x = 682,151.15 × 134,853.75
  4. Step 4: Simplify right side
    454,690.22x = 91,990,640,981.45
  5. Step 5: Solve for x
    x = 91,990,640,981.45/454,690.22
  6. Step 6: Final answer
    x = 202,314.98

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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.