Home / 336,002.20-504,003.30-252,021.40

Finding the Fourth Proportional to 336,002.20, 504,003.30 and 252,021.40

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Solution

The fourth proportional to 336,002.20, 504,003.30 and 252,021.40 is: 378,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,002.20 : 504,003.30 = 252,021.40 : x
  2. Step 2: Convert to fraction form
    336,002.20/504,003.30 = 252,021.40/x
  3. Step 3: Cross multiply
    336,002.20x = 504,003.30 × 252,021.40
  4. Step 4: Simplify right side
    336,002.20x = 127,019,617,270.62
  5. Step 5: Solve for x
    x = 127,019,617,270.62/336,002.20
  6. Step 6: Final answer
    x = 378,032.10

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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.