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Finding the Fourth Proportional to 454,424.05, 627,151.85 and 273,195.01

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Solution

The fourth proportional to 454,424.05, 627,151.85 and 273,195.01 is: 377,037.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,424.05 : 627,151.85 = 273,195.01 : x
  2. Step 2: Convert to fraction form
    454,424.05/627,151.85 = 273,195.01/x
  3. Step 3: Cross multiply
    454,424.05x = 627,151.85 × 273,195.01
  4. Step 4: Simplify right side
    454,424.05x = 171,334,754,566.29
  5. Step 5: Solve for x
    x = 171,334,754,566.29/454,424.05
  6. Step 6: Final answer
    x = 377,037.16

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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.