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Finding the Fourth Proportional to 334,375.36, 461,478.56 and 191,141.44

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Solution

The fourth proportional to 334,375.36, 461,478.56 and 191,141.44 is: 263,798.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,375.36 : 461,478.56 = 191,141.44 : x
  2. Step 2: Convert to fraction form
    334,375.36/461,478.56 = 191,141.44/x
  3. Step 3: Cross multiply
    334,375.36x = 461,478.56 × 191,141.44
  4. Step 4: Simplify right side
    334,375.36x = 88,207,676,487.53
  5. Step 5: Solve for x
    x = 88,207,676,487.53/334,375.36
  6. Step 6: Final answer
    x = 263,798.37

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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.