Home / 382,933.08-574,399.32-172,324.98

Finding the Fourth Proportional to 382,933.08, 574,399.32 and 172,324.98

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Solution

The fourth proportional to 382,933.08, 574,399.32 and 172,324.98 is: 258,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,933.08 : 574,399.32 = 172,324.98 : x
  2. Step 2: Convert to fraction form
    382,933.08/574,399.32 = 172,324.98/x
  3. Step 3: Cross multiply
    382,933.08x = 574,399.32 × 172,324.98
  4. Step 4: Simplify right side
    382,933.08x = 98,983,351,331.01
  5. Step 5: Solve for x
    x = 98,983,351,331.01/382,933.08
  6. Step 6: Final answer
    x = 258,487.33

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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.