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Finding the Fourth Proportional to 468,898.58, 703,342.34 and 113,912.94

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Solution

The fourth proportional to 468,898.58, 703,342.34 and 113,912.94 is: 170,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,898.58 : 703,342.34 = 113,912.94 : x
  2. Step 2: Convert to fraction form
    468,898.58/703,342.34 = 113,912.94/x
  3. Step 3: Cross multiply
    468,898.58x = 703,342.34 × 113,912.94
  4. Step 4: Simplify right side
    468,898.58x = 80,119,793,775.88
  5. Step 5: Solve for x
    x = 80,119,793,775.88/468,898.58
  6. Step 6: Final answer
    x = 170,868.07

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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.