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Finding the Fourth Proportional to 855,173.52, 1,282,662 and 224,137.08

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Solution

The fourth proportional to 855,173.52, 1,282,662 and 224,137.08 is: 336,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,173.52 : 1,282,662 = 224,137.08 : x
  2. Step 2: Convert to fraction form
    855,173.52/1,282,662 = 224,137.08/x
  3. Step 3: Cross multiply
    855,173.52x = 1,282,662 × 224,137.08
  4. Step 4: Simplify right side
    855,173.52x = 287,492,115,306.96
  5. Step 5: Solve for x
    x = 287,492,115,306.96/855,173.52
  6. Step 6: Final answer
    x = 336,179.86

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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.