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Finding the Fourth Proportional to 468,787.44, 703,145.28 and 169,268.16

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Solution

The fourth proportional to 468,787.44, 703,145.28 and 169,268.16 is: 253,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,787.44 : 703,145.28 = 169,268.16 : x
  2. Step 2: Convert to fraction form
    468,787.44/703,145.28 = 169,268.16/x
  3. Step 3: Cross multiply
    468,787.44x = 703,145.28 × 169,268.16
  4. Step 4: Simplify right side
    468,787.44x = 119,020,107,758.29
  5. Step 5: Solve for x
    x = 119,020,107,758.29/468,787.44
  6. Step 6: Final answer
    x = 253,889.28

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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.