Home / 329,922.33-494,784.76-172,064.67

Finding the Fourth Proportional to 329,922.33, 494,784.76 and 172,064.67

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Solution

The fourth proportional to 329,922.33, 494,784.76 and 172,064.67 is: 258,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,922.33 : 494,784.76 = 172,064.67 : x
  2. Step 2: Convert to fraction form
    329,922.33/494,784.76 = 172,064.67/x
  3. Step 3: Cross multiply
    329,922.33x = 494,784.76 × 172,064.67
  4. Step 4: Simplify right side
    329,922.33x = 85,134,976,450.43
  5. Step 5: Solve for x
    x = 85,134,976,450.43/329,922.33
  6. Step 6: Final answer
    x = 258,045.51

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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.