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Finding the Fourth Proportional to 454,600.72, 627,422.92 and 273,495.68

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Solution

The fourth proportional to 454,600.72, 627,422.92 and 273,495.68 is: 377,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,600.72 : 627,422.92 = 273,495.68 : x
  2. Step 2: Convert to fraction form
    454,600.72/627,422.92 = 273,495.68/x
  3. Step 3: Cross multiply
    454,600.72x = 627,422.92 × 273,495.68
  4. Step 4: Simplify right side
    454,600.72x = 171,597,458,152.99
  5. Step 5: Solve for x
    x = 171,597,458,152.99/454,600.72
  6. Step 6: Final answer
    x = 377,468.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.