Home / 382,679.03-574,147.62-169,417.49

Finding the Fourth Proportional to 382,679.03, 574,147.62 and 169,417.49

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Solution

The fourth proportional to 382,679.03, 574,147.62 and 169,417.49 is: 254,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,679.03 : 574,147.62 = 169,417.49 : x
  2. Step 2: Convert to fraction form
    382,679.03/574,147.62 = 169,417.49/x
  3. Step 3: Cross multiply
    382,679.03x = 574,147.62 × 169,417.49
  4. Step 4: Simplify right side
    382,679.03x = 97,270,648,669.87
  5. Step 5: Solve for x
    x = 97,270,648,669.87/382,679.03
  6. Step 6: Final answer
    x = 254,183.38

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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.