Home / 622,838.51-859,517.12-336,358.58

Finding the Fourth Proportional to 622,838.51, 859,517.12 and 336,358.58

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Solution

The fourth proportional to 622,838.51, 859,517.12 and 336,358.58 is: 464,174.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,838.51 : 859,517.12 = 336,358.58 : x
  2. Step 2: Convert to fraction form
    622,838.51/859,517.12 = 336,358.58/x
  3. Step 3: Cross multiply
    622,838.51x = 859,517.12 × 336,358.58
  4. Step 4: Simplify right side
    622,838.51x = 289,105,954,512.20
  5. Step 5: Solve for x
    x = 289,105,954,512.20/622,838.51
  6. Step 6: Final answer
    x = 464,174.82

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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.