Home / 463,233.87-639,209.03-259,296.21

Finding the Fourth Proportional to 463,233.87, 639,209.03 and 259,296.21

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Solution

The fourth proportional to 463,233.87, 639,209.03 and 259,296.21 is: 357,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,233.87 : 639,209.03 = 259,296.21 : x
  2. Step 2: Convert to fraction form
    463,233.87/639,209.03 = 259,296.21/x
  3. Step 3: Cross multiply
    463,233.87x = 639,209.03 × 259,296.21
  4. Step 4: Simplify right side
    463,233.87x = 165,744,477,580.30
  5. Step 5: Solve for x
    x = 165,744,477,580.30/463,233.87
  6. Step 6: Final answer
    x = 357,798.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.