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Finding the Fourth Proportional to 404,151.94, 606,290.20 and 137,850.24

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Solution

The fourth proportional to 404,151.94, 606,290.20 and 137,850.24 is: 206,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,151.94 : 606,290.20 = 137,850.24 : x
  2. Step 2: Convert to fraction form
    404,151.94/606,290.20 = 137,850.24/x
  3. Step 3: Cross multiply
    404,151.94x = 606,290.20 × 137,850.24
  4. Step 4: Simplify right side
    404,151.94x = 83,577,249,579.65
  5. Step 5: Solve for x
    x = 83,577,249,579.65/404,151.94
  6. Step 6: Final answer
    x = 206,796.61

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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.