Home / 339,430.06-468,361.43-196,162.45

Finding the Fourth Proportional to 339,430.06, 468,361.43 and 196,162.45

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Solution

The fourth proportional to 339,430.06, 468,361.43 and 196,162.45 is: 270,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,430.06 : 468,361.43 = 196,162.45 : x
  2. Step 2: Convert to fraction form
    339,430.06/468,361.43 = 196,162.45/x
  3. Step 3: Cross multiply
    339,430.06x = 468,361.43 × 196,162.45
  4. Step 4: Simplify right side
    339,430.06x = 91,874,925,594.30
  5. Step 5: Solve for x
    x = 91,874,925,594.30/339,430.06
  6. Step 6: Final answer
    x = 270,674.10

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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.