Home / 683,712.41-1,025,569.39-178,272.96

Finding the Fourth Proportional to 683,712.41, 1,025,569.39 and 178,272.96

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Solution

The fourth proportional to 683,712.41, 1,025,569.39 and 178,272.96 is: 267,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,712.41 : 1,025,569.39 = 178,272.96 : x
  2. Step 2: Convert to fraction form
    683,712.41/1,025,569.39 = 178,272.96/x
  3. Step 3: Cross multiply
    683,712.41x = 1,025,569.39 × 178,272.96
  4. Step 4: Simplify right side
    683,712.41x = 182,831,293,843.72
  5. Step 5: Solve for x
    x = 182,831,293,843.72/683,712.41
  6. Step 6: Final answer
    x = 267,409.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.