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Finding the Fourth Proportional to 471,228.22, 650,297.77 and 256,369.83

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Solution

The fourth proportional to 471,228.22, 650,297.77 and 256,369.83 is: 353,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,228.22 : 650,297.77 = 256,369.83 : x
  2. Step 2: Convert to fraction form
    471,228.22/650,297.77 = 256,369.83/x
  3. Step 3: Cross multiply
    471,228.22x = 650,297.77 × 256,369.83
  4. Step 4: Simplify right side
    471,228.22x = 166,716,725,664.74
  5. Step 5: Solve for x
    x = 166,716,725,664.74/471,228.22
  6. Step 6: Final answer
    x = 353,791.90

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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.