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Finding the Fourth Proportional to 454,881.98, 627,727.08 and 250,933.06

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Solution

The fourth proportional to 454,881.98, 627,727.08 and 250,933.06 is: 346,282.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,881.98 : 627,727.08 = 250,933.06 : x
  2. Step 2: Convert to fraction form
    454,881.98/627,727.08 = 250,933.06/x
  3. Step 3: Cross multiply
    454,881.98x = 627,727.08 × 250,933.06
  4. Step 4: Simplify right side
    454,881.98x = 157,517,477,029.27
  5. Step 5: Solve for x
    x = 157,517,477,029.27/454,881.98
  6. Step 6: Final answer
    x = 346,282.08

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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.