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Finding the Fourth Proportional to 598,362.39, 825,658.41 and 343,713.58

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Solution

The fourth proportional to 598,362.39, 825,658.41 and 343,713.58 is: 474,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,362.39 : 825,658.41 = 343,713.58 : x
  2. Step 2: Convert to fraction form
    598,362.39/825,658.41 = 343,713.58/x
  3. Step 3: Cross multiply
    598,362.39x = 825,658.41 × 343,713.58
  4. Step 4: Simplify right side
    598,362.39x = 283,790,007,182.99
  5. Step 5: Solve for x
    x = 283,790,007,182.99/598,362.39
  6. Step 6: Final answer
    x = 474,277.82

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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.