Home / 551,076.30-826,623.21-209,524.93

Finding the Fourth Proportional to 551,076.30, 826,623.21 and 209,524.93

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Solution

The fourth proportional to 551,076.30, 826,623.21 and 209,524.93 is: 314,290.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,076.30 : 826,623.21 = 209,524.93 : x
  2. Step 2: Convert to fraction form
    551,076.30/826,623.21 = 209,524.93/x
  3. Step 3: Cross multiply
    551,076.30x = 826,623.21 × 209,524.93
  4. Step 4: Simplify right side
    551,076.30x = 173,198,170,211.63
  5. Step 5: Solve for x
    x = 173,198,170,211.63/551,076.30
  6. Step 6: Final answer
    x = 314,290.73

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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.