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Finding the Fourth Proportional to 339,733.44, 468,858.24 and 188,840.16

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Solution

The fourth proportional to 339,733.44, 468,858.24 and 188,840.16 is: 260,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,733.44 : 468,858.24 = 188,840.16 : x
  2. Step 2: Convert to fraction form
    339,733.44/468,858.24 = 188,840.16/x
  3. Step 3: Cross multiply
    339,733.44x = 468,858.24 × 188,840.16
  4. Step 4: Simplify right side
    339,733.44x = 88,539,265,058.92
  5. Step 5: Solve for x
    x = 88,539,265,058.92/339,733.44
  6. Step 6: Final answer
    x = 260,613.92

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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.