Home / 404,915.41-558,787.49-223,631.94

Finding the Fourth Proportional to 404,915.41, 558,787.49 and 223,631.94

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Solution

The fourth proportional to 404,915.41, 558,787.49 and 223,631.94 is: 308,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,915.41 : 558,787.49 = 223,631.94 : x
  2. Step 2: Convert to fraction form
    404,915.41/558,787.49 = 223,631.94/x
  3. Step 3: Cross multiply
    404,915.41x = 558,787.49 × 223,631.94
  4. Step 4: Simplify right side
    404,915.41x = 124,962,730,436.43
  5. Step 5: Solve for x
    x = 124,962,730,436.43/404,915.41
  6. Step 6: Final answer
    x = 308,614.41

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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.