Home / 449,118.22-673,787.82-133,575.13

Finding the Fourth Proportional to 449,118.22, 673,787.82 and 133,575.13

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Solution

The fourth proportional to 449,118.22, 673,787.82 and 133,575.13 is: 200,395.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,118.22 : 673,787.82 = 133,575.13 : x
  2. Step 2: Convert to fraction form
    449,118.22/673,787.82 = 133,575.13/x
  3. Step 3: Cross multiply
    449,118.22x = 673,787.82 × 133,575.13
  4. Step 4: Simplify right side
    449,118.22x = 90,001,292,450.64
  5. Step 5: Solve for x
    x = 90,001,292,450.64/449,118.22
  6. Step 6: Final answer
    x = 200,395.55

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1.5x scale

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.