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Finding the Fourth Proportional to 484,736.08, 726,021.35 and 351,310.04

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Solution

The fourth proportional to 484,736.08, 726,021.35 and 351,310.04 is: 526,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,736.08 : 726,021.35 = 351,310.04 : x
  2. Step 2: Convert to fraction form
    484,736.08/726,021.35 = 351,310.04/x
  3. Step 3: Cross multiply
    484,736.08x = 726,021.35 × 351,310.04
  4. Step 4: Simplify right side
    484,736.08x = 255,058,589,567.86
  5. Step 5: Solve for x
    x = 255,058,589,567.86/484,736.08
  6. Step 6: Final answer
    x = 526,180.33

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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.