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Finding the Fourth Proportional to 454,515.82, 627,158.37 and 273,184.36

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Solution

The fourth proportional to 454,515.82, 627,158.37 and 273,184.36 is: 376,950.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,515.82 : 627,158.37 = 273,184.36 : x
  2. Step 2: Convert to fraction form
    454,515.82/627,158.37 = 273,184.36/x
  3. Step 3: Cross multiply
    454,515.82x = 627,158.37 × 273,184.36
  4. Step 4: Simplify right side
    454,515.82x = 171,329,857,927.09
  5. Step 5: Solve for x
    x = 171,329,857,927.09/454,515.82
  6. Step 6: Final answer
    x = 376,950.26

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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.