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Finding the Fourth Proportional to 454,671.84, 627,481.36 and 263,683.52

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Solution

The fourth proportional to 454,671.84, 627,481.36 and 263,683.52 is: 363,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,671.84 : 627,481.36 = 263,683.52 : x
  2. Step 2: Convert to fraction form
    454,671.84/627,481.36 = 263,683.52/x
  3. Step 3: Cross multiply
    454,671.84x = 627,481.36 × 263,683.52
  4. Step 4: Simplify right side
    454,671.84x = 165,456,493,739.19
  5. Step 5: Solve for x
    x = 165,456,493,739.19/454,671.84
  6. Step 6: Final answer
    x = 363,903.10

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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.