Home / 673,872.80-1,008,044.40-607,517.60

Finding the Fourth Proportional to 673,872.80, 1,008,044.40 and 607,517.60

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Solution

The fourth proportional to 673,872.80, 1,008,044.40 and 607,517.60 is: 908,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,872.80 : 1,008,044.40 = 607,517.60 : x
  2. Step 2: Convert to fraction form
    673,872.80/1,008,044.40 = 607,517.60/x
  3. Step 3: Cross multiply
    673,872.80x = 1,008,044.40 × 607,517.60
  4. Step 4: Simplify right side
    673,872.80x = 612,404,714,581.44
  5. Step 5: Solve for x
    x = 612,404,714,581.44/673,872.80
  6. Step 6: Final answer
    x = 908,783.85

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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.