Home / 622,835.97-859,513.65-336,356.06

Finding the Fourth Proportional to 622,835.97, 859,513.65 and 336,356.06

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Solution

The fourth proportional to 622,835.97, 859,513.65 and 336,356.06 is: 464,171.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,835.97 : 859,513.65 = 336,356.06 : x
  2. Step 2: Convert to fraction form
    622,835.97/859,513.65 = 336,356.06/x
  3. Step 3: Cross multiply
    622,835.97x = 859,513.65 × 336,356.06
  4. Step 4: Simplify right side
    622,835.97x = 289,102,624,145.66
  5. Step 5: Solve for x
    x = 289,102,624,145.66/622,835.97
  6. Step 6: Final answer
    x = 464,171.37

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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.