Home / 1,250,217.31-1,725,305.17-677,257.48

Finding the Fourth Proportional to 1,250,217.31, 1,725,305.17 and 677,257.48

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Solution

The fourth proportional to 1,250,217.31, 1,725,305.17 and 677,257.48 is: 934,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,217.31 : 1,725,305.17 = 677,257.48 : x
  2. Step 2: Convert to fraction form
    1,250,217.31/1,725,305.17 = 677,257.48/x
  3. Step 3: Cross multiply
    1,250,217.31x = 1,725,305.17 × 677,257.48
  4. Step 4: Simplify right side
    1,250,217.31x = 1,168,475,831,665.17
  5. Step 5: Solve for x
    x = 1,168,475,831,665.17/1,250,217.31
  6. Step 6: Final answer
    x = 934,618.18

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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.