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Finding the Fourth Proportional to 373,279.69, 559,921.51 and 92,796.94

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Solution

The fourth proportional to 373,279.69, 559,921.51 and 92,796.94 is: 139,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,279.69 : 559,921.51 = 92,796.94 : x
  2. Step 2: Convert to fraction form
    373,279.69/559,921.51 = 92,796.94/x
  3. Step 3: Cross multiply
    373,279.69x = 559,921.51 × 92,796.94
  4. Step 4: Simplify right side
    373,279.69x = 51,959,003,584.08
  5. Step 5: Solve for x
    x = 51,959,003,584.08/373,279.69
  6. Step 6: Final answer
    x = 139,195.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.