Home / 698,015.14-1,046,787.24-265,629.98

Finding the Fourth Proportional to 698,015.14, 1,046,787.24 and 265,629.98

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Solution

The fourth proportional to 698,015.14, 1,046,787.24 and 265,629.98 is: 398,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,015.14 : 1,046,787.24 = 265,629.98 : x
  2. Step 2: Convert to fraction form
    698,015.14/1,046,787.24 = 265,629.98/x
  3. Step 3: Cross multiply
    698,015.14x = 1,046,787.24 × 265,629.98
  4. Step 4: Simplify right side
    698,015.14x = 278,058,073,625.46
  5. Step 5: Solve for x
    x = 278,058,073,625.46/698,015.14
  6. Step 6: Final answer
    x = 398,355.36

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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.