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Finding the Fourth Proportional to 371,067.83, 512,074.56 and 201,301.94

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Solution

The fourth proportional to 371,067.83, 512,074.56 and 201,301.94 is: 277,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,067.83 : 512,074.56 = 201,301.94 : x
  2. Step 2: Convert to fraction form
    371,067.83/512,074.56 = 201,301.94/x
  3. Step 3: Cross multiply
    371,067.83x = 512,074.56 × 201,301.94
  4. Step 4: Simplify right side
    371,067.83x = 103,081,602,352.65
  5. Step 5: Solve for x
    x = 103,081,602,352.65/371,067.83
  6. Step 6: Final answer
    x = 277,797.20

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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.