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Finding the Fourth Proportional to 454,697.54, 627,519.98 and 250,788.35

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Solution

The fourth proportional to 454,697.54, 627,519.98 and 250,788.35 is: 346,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,697.54 : 627,519.98 = 250,788.35 : x
  2. Step 2: Convert to fraction form
    454,697.54/627,519.98 = 250,788.35/x
  3. Step 3: Cross multiply
    454,697.54x = 627,519.98 × 250,788.35
  4. Step 4: Simplify right side
    454,697.54x = 157,374,700,376.23
  5. Step 5: Solve for x
    x = 157,374,700,376.23/454,697.54
  6. Step 6: Final answer
    x = 346,108.54

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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.