Home / 522,519.57-721,067.67-293,077.35

Finding the Fourth Proportional to 522,519.57, 721,067.67 and 293,077.35

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Solution

The fourth proportional to 522,519.57, 721,067.67 and 293,077.35 is: 404,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,519.57 : 721,067.67 = 293,077.35 : x
  2. Step 2: Convert to fraction form
    522,519.57/721,067.67 = 293,077.35/x
  3. Step 3: Cross multiply
    522,519.57x = 721,067.67 × 293,077.35
  4. Step 4: Simplify right side
    522,519.57x = 211,328,601,894.28
  5. Step 5: Solve for x
    x = 211,328,601,894.28/522,519.57
  6. Step 6: Final answer
    x = 404,441.51

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1.5x scale

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.