Home / 901,098.38-1,351,475.31-270,012.20

Finding the Fourth Proportional to 901,098.38, 1,351,475.31 and 270,012.20

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Solution

The fourth proportional to 901,098.38, 1,351,475.31 and 270,012.20 is: 404,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,098.38 : 1,351,475.31 = 270,012.20 : x
  2. Step 2: Convert to fraction form
    901,098.38/1,351,475.31 = 270,012.20/x
  3. Step 3: Cross multiply
    901,098.38x = 1,351,475.31 × 270,012.20
  4. Step 4: Simplify right side
    901,098.38x = 364,914,821,698.78
  5. Step 5: Solve for x
    x = 364,914,821,698.78/901,098.38
  6. Step 6: Final answer
    x = 404,966.68

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.