Home / 641,796.11-962,716.49-304,663.07

Finding the Fourth Proportional to 641,796.11, 962,716.49 and 304,663.07

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Solution

The fourth proportional to 641,796.11, 962,716.49 and 304,663.07 is: 457,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,796.11 : 962,716.49 = 304,663.07 : x
  2. Step 2: Convert to fraction form
    641,796.11/962,716.49 = 304,663.07/x
  3. Step 3: Cross multiply
    641,796.11x = 962,716.49 × 304,663.07
  4. Step 4: Simplify right side
    641,796.11x = 293,304,163,408.99
  5. Step 5: Solve for x
    x = 293,304,163,408.99/641,796.11
  6. Step 6: Final answer
    x = 457,005.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.