Home / 769,843.87-1,154,691.59-237,221.89

Finding the Fourth Proportional to 769,843.87, 1,154,691.59 and 237,221.89

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Solution

The fourth proportional to 769,843.87, 1,154,691.59 and 237,221.89 is: 355,809.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,843.87 : 1,154,691.59 = 237,221.89 : x
  2. Step 2: Convert to fraction form
    769,843.87/1,154,691.59 = 237,221.89/x
  3. Step 3: Cross multiply
    769,843.87x = 1,154,691.59 × 237,221.89
  4. Step 4: Simplify right side
    769,843.87x = 273,918,117,274.07
  5. Step 5: Solve for x
    x = 273,918,117,274.07/769,843.87
  6. Step 6: Final answer
    x = 355,809.96

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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.