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Finding the Fourth Proportional to 336,494.56, 464,361.60 and 193,263.88

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Solution

The fourth proportional to 336,494.56, 464,361.60 and 193,263.88 is: 266,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,494.56 : 464,361.60 = 193,263.88 : x
  2. Step 2: Convert to fraction form
    336,494.56/464,361.60 = 193,263.88/x
  3. Step 3: Cross multiply
    336,494.56x = 464,361.60 × 193,263.88
  4. Step 4: Simplify right side
    336,494.56x = 89,744,324,539.01
  5. Step 5: Solve for x
    x = 89,744,324,539.01/336,494.56
  6. Step 6: Final answer
    x = 266,703.64

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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.