Home / 436,787.46-655,184.82-137,261.34

Finding the Fourth Proportional to 436,787.46, 655,184.82 and 137,261.34

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Solution

The fourth proportional to 436,787.46, 655,184.82 and 137,261.34 is: 205,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,787.46 : 655,184.82 = 137,261.34 : x
  2. Step 2: Convert to fraction form
    436,787.46/655,184.82 = 137,261.34/x
  3. Step 3: Cross multiply
    436,787.46x = 655,184.82 × 137,261.34
  4. Step 4: Simplify right side
    436,787.46x = 89,931,546,340.86
  5. Step 5: Solve for x
    x = 89,931,546,340.86/436,787.46
  6. Step 6: Final answer
    x = 205,893.15

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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.