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Finding the Fourth Proportional to 468,832.31, 703,238.74 and 113,848.19

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Solution

The fourth proportional to 468,832.31, 703,238.74 and 113,848.19 is: 170,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,832.31 : 703,238.74 = 113,848.19 : x
  2. Step 2: Convert to fraction form
    468,832.31/703,238.74 = 113,848.19/x
  3. Step 3: Cross multiply
    468,832.31x = 703,238.74 × 113,848.19
  4. Step 4: Simplify right side
    468,832.31x = 80,062,453,601.45
  5. Step 5: Solve for x
    x = 80,062,453,601.45/468,832.31
  6. Step 6: Final answer
    x = 170,769.92

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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.