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Finding the Fourth Proportional to 454,361.73, 627,017.13 and 250,412.22

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Solution

The fourth proportional to 454,361.73, 627,017.13 and 250,412.22 is: 345,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,361.73 : 627,017.13 = 250,412.22 : x
  2. Step 2: Convert to fraction form
    454,361.73/627,017.13 = 250,412.22/x
  3. Step 3: Cross multiply
    454,361.73x = 627,017.13 × 250,412.22
  4. Step 4: Simplify right side
    454,361.73x = 157,012,751,501.33
  5. Step 5: Solve for x
    x = 157,012,751,501.33/454,361.73
  6. Step 6: Final answer
    x = 345,567.73

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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.