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Finding the Fourth Proportional to 454,544.94, 627,276.25 and 250,603.09

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Solution

The fourth proportional to 454,544.94, 627,276.25 and 250,603.09 is: 345,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,544.94 : 627,276.25 = 250,603.09 : x
  2. Step 2: Convert to fraction form
    454,544.94/627,276.25 = 250,603.09/x
  3. Step 3: Cross multiply
    454,544.94x = 627,276.25 × 250,603.09
  4. Step 4: Simplify right side
    454,544.94x = 157,197,367,042.88
  5. Step 5: Solve for x
    x = 157,197,367,042.88/454,544.94
  6. Step 6: Final answer
    x = 345,834.60

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1.5x scale

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.