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Finding the Fourth Proportional to 454,680.59, 627,462.18 and 250,739.19

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Solution

The fourth proportional to 454,680.59, 627,462.18 and 250,739.19 is: 346,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,680.59 : 627,462.18 = 250,739.19 : x
  2. Step 2: Convert to fraction form
    454,680.59/627,462.18 = 250,739.19/x
  3. Step 3: Cross multiply
    454,680.59x = 627,462.18 × 250,739.19
  4. Step 4: Simplify right side
    454,680.59x = 157,329,358,768.83
  5. Step 5: Solve for x
    x = 157,329,358,768.83/454,680.59
  6. Step 6: Final answer
    x = 346,021.72

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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.