Home / 439,176.48-658,298.07-172,900.32

Finding the Fourth Proportional to 439,176.48, 658,298.07 and 172,900.32

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Solution

The fourth proportional to 439,176.48, 658,298.07 and 172,900.32 is: 259,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,176.48 : 658,298.07 = 172,900.32 : x
  2. Step 2: Convert to fraction form
    439,176.48/658,298.07 = 172,900.32/x
  3. Step 3: Cross multiply
    439,176.48x = 658,298.07 × 172,900.32
  4. Step 4: Simplify right side
    439,176.48x = 113,819,946,958.38
  5. Step 5: Solve for x
    x = 113,819,946,958.38/439,176.48
  6. Step 6: Final answer
    x = 259,166.76

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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.