Home / 353,626.04-488,067.18-226,297.28

Finding the Fourth Proportional to 353,626.04, 488,067.18 and 226,297.28

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Solution

The fourth proportional to 353,626.04, 488,067.18 and 226,297.28 is: 312,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,626.04 : 488,067.18 = 226,297.28 : x
  2. Step 2: Convert to fraction form
    353,626.04/488,067.18 = 226,297.28/x
  3. Step 3: Cross multiply
    353,626.04x = 488,067.18 × 226,297.28
  4. Step 4: Simplify right side
    353,626.04x = 110,448,275,291.27
  5. Step 5: Solve for x
    x = 110,448,275,291.27/353,626.04
  6. Step 6: Final answer
    x = 312,330.72

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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.