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Finding the Fourth Proportional to 454,858.13, 627,693.13 and 250,904.58

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Solution

The fourth proportional to 454,858.13, 627,693.13 and 250,904.58 is: 346,242.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,858.13 : 627,693.13 = 250,904.58 : x
  2. Step 2: Convert to fraction form
    454,858.13/627,693.13 = 250,904.58/x
  3. Step 3: Cross multiply
    454,858.13x = 627,693.13 × 250,904.58
  4. Step 4: Simplify right side
    454,858.13x = 157,491,081,151.54
  5. Step 5: Solve for x
    x = 157,491,081,151.54/454,858.13
  6. Step 6: Final answer
    x = 346,242.21

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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.