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Finding the Fourth Proportional to 1,504.88, 2,257.25 and 627.02

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Solution

The fourth proportional to 1,504.88, 2,257.25 and 627.02 is: 940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.88 : 2,257.25 = 627.02 : x
  2. Step 2: Convert to fraction form
    1,504.88/2,257.25 = 627.02/x
  3. Step 3: Cross multiply
    1,504.88x = 2,257.25 × 627.02
  4. Step 4: Simplify right side
    1,504.88x = 1,415,326.47
  5. Step 5: Solve for x
    x = 1,415,326.47/1,504.88
  6. Step 6: Final answer
    x = 940.49

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1.5x scale

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.