Home / 769,425.62-1,154,083.75-236,891.12

Finding the Fourth Proportional to 769,425.62, 1,154,083.75 and 236,891.12

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Solution

The fourth proportional to 769,425.62, 1,154,083.75 and 236,891.12 is: 355,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,425.62 : 1,154,083.75 = 236,891.12 : x
  2. Step 2: Convert to fraction form
    769,425.62/1,154,083.75 = 236,891.12/x
  3. Step 3: Cross multiply
    769,425.62x = 1,154,083.75 × 236,891.12
  4. Step 4: Simplify right side
    769,425.62x = 273,392,185,748.65
  5. Step 5: Solve for x
    x = 273,392,185,748.65/769,425.62
  6. Step 6: Final answer
    x = 355,319.84

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1.5x scale

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.