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Finding the Fourth Proportional to 468,788.44, 703,146.78 and 169,269.16

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Solution

The fourth proportional to 468,788.44, 703,146.78 and 169,269.16 is: 253,890.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,788.44 : 703,146.78 = 169,269.16 : x
  2. Step 2: Convert to fraction form
    468,788.44/703,146.78 = 169,269.16/x
  3. Step 3: Cross multiply
    468,788.44x = 703,146.78 × 169,269.16
  4. Step 4: Simplify right side
    468,788.44x = 119,021,064,807.31
  5. Step 5: Solve for x
    x = 119,021,064,807.31/468,788.44
  6. Step 6: Final answer
    x = 253,890.78

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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.