Home / 360,977.01-541,197.15-218,787.39

Finding the Fourth Proportional to 360,977.01, 541,197.15 and 218,787.39

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Solution

The fourth proportional to 360,977.01, 541,197.15 and 218,787.39 is: 328,018.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,977.01 : 541,197.15 = 218,787.39 : x
  2. Step 2: Convert to fraction form
    360,977.01/541,197.15 = 218,787.39/x
  3. Step 3: Cross multiply
    360,977.01x = 541,197.15 × 218,787.39
  4. Step 4: Simplify right side
    360,977.01x = 118,407,111,923.94
  5. Step 5: Solve for x
    x = 118,407,111,923.94/360,977.01
  6. Step 6: Final answer
    x = 328,018.43

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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.