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Finding the Fourth Proportional to 632,504.64, 948,698.16 and 177,137.04

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Solution

The fourth proportional to 632,504.64, 948,698.16 and 177,137.04 is: 265,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,504.64 : 948,698.16 = 177,137.04 : x
  2. Step 2: Convert to fraction form
    632,504.64/948,698.16 = 177,137.04/x
  3. Step 3: Cross multiply
    632,504.64x = 948,698.16 × 177,137.04
  4. Step 4: Simplify right side
    632,504.64x = 168,049,583,915.85
  5. Step 5: Solve for x
    x = 168,049,583,915.85/632,504.64
  6. Step 6: Final answer
    x = 265,689.09

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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.