Home / 1,149,140.25-1,723,710.38-361,172.25

Finding the Fourth Proportional to 1,149,140.25, 1,723,710.38 and 361,172.25

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Solution

The fourth proportional to 1,149,140.25, 1,723,710.38 and 361,172.25 is: 541,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,140.25 : 1,723,710.38 = 361,172.25 : x
  2. Step 2: Convert to fraction form
    1,149,140.25/1,723,710.38 = 361,172.25/x
  3. Step 3: Cross multiply
    1,149,140.25x = 1,723,710.38 × 361,172.25
  4. Step 4: Simplify right side
    1,149,140.25x = 622,556,354,487.09
  5. Step 5: Solve for x
    x = 622,556,354,487.09/1,149,140.25
  6. Step 6: Final answer
    x = 541,758.38

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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.