Home / 654,310.08-981,535.50-275,269.44

Finding the Fourth Proportional to 654,310.08, 981,535.50 and 275,269.44

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Solution

The fourth proportional to 654,310.08, 981,535.50 and 275,269.44 is: 412,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,310.08 : 981,535.50 = 275,269.44 : x
  2. Step 2: Convert to fraction form
    654,310.08/981,535.50 = 275,269.44/x
  3. Step 3: Cross multiply
    654,310.08x = 981,535.50 × 275,269.44
  4. Step 4: Simplify right side
    654,310.08x = 270,186,727,425.12
  5. Step 5: Solve for x
    x = 270,186,727,425.12/654,310.08
  6. Step 6: Final answer
    x = 412,933.77

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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.