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Finding the Fourth Proportional to 336,440.98, 464,360.60 and 193,279.96

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Solution

The fourth proportional to 336,440.98, 464,360.60 and 193,279.96 is: 266,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,440.98 : 464,360.60 = 193,279.96 : x
  2. Step 2: Convert to fraction form
    336,440.98/464,360.60 = 193,279.96/x
  3. Step 3: Cross multiply
    336,440.98x = 464,360.60 × 193,279.96
  4. Step 4: Simplify right side
    336,440.98x = 89,751,596,066.27
  5. Step 5: Solve for x
    x = 89,751,596,066.27/336,440.98
  6. Step 6: Final answer
    x = 266,767.73

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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.