Home / 1,102,198.62-1,653,359.52-344,144.78

Finding the Fourth Proportional to 1,102,198.62, 1,653,359.52 and 344,144.78

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Solution

The fourth proportional to 1,102,198.62, 1,653,359.52 and 344,144.78 is: 516,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,198.62 : 1,653,359.52 = 344,144.78 : x
  2. Step 2: Convert to fraction form
    1,102,198.62/1,653,359.52 = 344,144.78/x
  3. Step 3: Cross multiply
    1,102,198.62x = 1,653,359.52 × 344,144.78
  4. Step 4: Simplify right side
    1,102,198.62x = 568,995,048,271.31
  5. Step 5: Solve for x
    x = 568,995,048,271.31/1,102,198.62
  6. Step 6: Final answer
    x = 516,236.40

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Double scale
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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.