Home / 901,340.25-1,244,692.67-579,609.33

Finding the Fourth Proportional to 901,340.25, 1,244,692.67 and 579,609.33

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Solution

The fourth proportional to 901,340.25, 1,244,692.67 and 579,609.33 is: 800,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,340.25 : 1,244,692.67 = 579,609.33 : x
  2. Step 2: Convert to fraction form
    901,340.25/1,244,692.67 = 579,609.33/x
  3. Step 3: Cross multiply
    901,340.25x = 1,244,692.67 × 579,609.33
  4. Step 4: Simplify right side
    901,340.25x = 721,435,481,616.57
  5. Step 5: Solve for x
    x = 721,435,481,616.57/901,340.25
  6. Step 6: Final answer
    x = 800,403.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.