Home / 450,817.26-622,119.61-246,864.43

Finding the Fourth Proportional to 450,817.26, 622,119.61 and 246,864.43

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Solution

The fourth proportional to 450,817.26, 622,119.61 and 246,864.43 is: 340,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,817.26 : 622,119.61 = 246,864.43 : x
  2. Step 2: Convert to fraction form
    450,817.26/622,119.61 = 246,864.43/x
  3. Step 3: Cross multiply
    450,817.26x = 622,119.61 × 246,864.43
  4. Step 4: Simplify right side
    450,817.26x = 153,579,202,914.47
  5. Step 5: Solve for x
    x = 153,579,202,914.47/450,817.26
  6. Step 6: Final answer
    x = 340,668.42

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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.