Home / 843,450.84-1,163,951.82-461,472.12

Finding the Fourth Proportional to 843,450.84, 1,163,951.82 and 461,472.12

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Solution

The fourth proportional to 843,450.84, 1,163,951.82 and 461,472.12 is: 636,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,450.84 : 1,163,951.82 = 461,472.12 : x
  2. Step 2: Convert to fraction form
    843,450.84/1,163,951.82 = 461,472.12/x
  3. Step 3: Cross multiply
    843,450.84x = 1,163,951.82 × 461,472.12
  4. Step 4: Simplify right side
    843,450.84x = 537,131,313,953.26
  5. Step 5: Solve for x
    x = 537,131,313,953.26/843,450.84
  6. Step 6: Final answer
    x = 636,825.87

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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.