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Finding the Fourth Proportional to 468,768.88, 703,008.36 and 169,211.38

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Solution

The fourth proportional to 468,768.88, 703,008.36 and 169,211.38 is: 253,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,768.88 : 703,008.36 = 169,211.38 : x
  2. Step 2: Convert to fraction form
    468,768.88/703,008.36 = 169,211.38/x
  3. Step 3: Cross multiply
    468,768.88x = 703,008.36 × 169,211.38
  4. Step 4: Simplify right side
    468,768.88x = 118,957,014,747.14
  5. Step 5: Solve for x
    x = 118,957,014,747.14/468,768.88
  6. Step 6: Final answer
    x = 253,764.74

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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.