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Finding the Fourth Proportional to 792,126, 1,093,203 and 434,499.12

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Solution

The fourth proportional to 792,126, 1,093,203 and 434,499.12 is: 599,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,126 : 1,093,203 = 434,499.12 : x
  2. Step 2: Convert to fraction form
    792,126/1,093,203 = 434,499.12/x
  3. Step 3: Cross multiply
    792,126x = 1,093,203 × 434,499.12
  4. Step 4: Simplify right side
    792,126x = 474,995,741,481.36
  5. Step 5: Solve for x
    x = 474,995,741,481.36/792,126
  6. Step 6: Final answer
    x = 599,646.70

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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.