Home / 722,843.10-1,083,487.05-273,390.30

Finding the Fourth Proportional to 722,843.10, 1,083,487.05 and 273,390.30

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Solution

The fourth proportional to 722,843.10, 1,083,487.05 and 273,390.30 is: 409,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,843.10 : 1,083,487.05 = 273,390.30 : x
  2. Step 2: Convert to fraction form
    722,843.10/1,083,487.05 = 273,390.30/x
  3. Step 3: Cross multiply
    722,843.10x = 1,083,487.05 × 273,390.30
  4. Step 4: Simplify right side
    722,843.10x = 296,214,849,645.62
  5. Step 5: Solve for x
    x = 296,214,849,645.62/722,843.10
  6. Step 6: Final answer
    x = 409,791.35

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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.