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Finding the Fourth Proportional to 544,088.28, 816,194.52 and 144,745.32

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Solution

The fourth proportional to 544,088.28, 816,194.52 and 144,745.32 is: 217,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,088.28 : 816,194.52 = 144,745.32 : x
  2. Step 2: Convert to fraction form
    544,088.28/816,194.52 = 144,745.32/x
  3. Step 3: Cross multiply
    544,088.28x = 816,194.52 × 144,745.32
  4. Step 4: Simplify right side
    544,088.28x = 118,140,336,979.65
  5. Step 5: Solve for x
    x = 118,140,336,979.65/544,088.28
  6. Step 6: Final answer
    x = 217,134.50

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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.