Home / 806,758.88-1,210,145.22-230,380.70

Finding the Fourth Proportional to 806,758.88, 1,210,145.22 and 230,380.70

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Solution

The fourth proportional to 806,758.88, 1,210,145.22 and 230,380.70 is: 345,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,758.88 : 1,210,145.22 = 230,380.70 : x
  2. Step 2: Convert to fraction form
    806,758.88/1,210,145.22 = 230,380.70/x
  3. Step 3: Cross multiply
    806,758.88x = 1,210,145.22 × 230,380.70
  4. Step 4: Simplify right side
    806,758.88x = 278,794,096,834.53
  5. Step 5: Solve for x
    x = 278,794,096,834.53/806,758.88
  6. Step 6: Final answer
    x = 345,573.02

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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.