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Finding the Fourth Proportional to 342,427.26, 472,551.22 and 191,524.26

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Solution

The fourth proportional to 342,427.26, 472,551.22 and 191,524.26 is: 264,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,427.26 : 472,551.22 = 191,524.26 : x
  2. Step 2: Convert to fraction form
    342,427.26/472,551.22 = 191,524.26/x
  3. Step 3: Cross multiply
    342,427.26x = 472,551.22 × 191,524.26
  4. Step 4: Simplify right side
    342,427.26x = 90,505,022,722.60
  5. Step 5: Solve for x
    x = 90,505,022,722.60/342,427.26
  6. Step 6: Final answer
    x = 264,304.37

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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.