Home / 439,049.09-658,795.07-173,000.54

Finding the Fourth Proportional to 439,049.09, 658,795.07 and 173,000.54

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Solution

The fourth proportional to 439,049.09, 658,795.07 and 173,000.54 is: 259,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,049.09 : 658,795.07 = 173,000.54 : x
  2. Step 2: Convert to fraction form
    439,049.09/658,795.07 = 173,000.54/x
  3. Step 3: Cross multiply
    439,049.09x = 658,795.07 × 173,000.54
  4. Step 4: Simplify right side
    439,049.09x = 113,971,904,938.83
  5. Step 5: Solve for x
    x = 113,971,904,938.83/439,049.09
  6. Step 6: Final answer
    x = 259,588.07

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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.