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Finding the Fourth Proportional to 454,350.34, 627,007.62 and 250,408.54

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Solution

The fourth proportional to 454,350.34, 627,007.62 and 250,408.54 is: 345,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,350.34 : 627,007.62 = 250,408.54 : x
  2. Step 2: Convert to fraction form
    454,350.34/627,007.62 = 250,408.54/x
  3. Step 3: Cross multiply
    454,350.34x = 627,007.62 × 250,408.54
  4. Step 4: Simplify right side
    454,350.34x = 157,008,062,693.08
  5. Step 5: Solve for x
    x = 157,008,062,693.08/454,350.34
  6. Step 6: Final answer
    x = 345,566.07

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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.