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Finding the Fourth Proportional to 441,423.84, 662,137.44 and 292,609.44

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Solution

The fourth proportional to 441,423.84, 662,137.44 and 292,609.44 is: 438,915.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,423.84 : 662,137.44 = 292,609.44 : x
  2. Step 2: Convert to fraction form
    441,423.84/662,137.44 = 292,609.44/x
  3. Step 3: Cross multiply
    441,423.84x = 662,137.44 × 292,609.44
  4. Step 4: Simplify right side
    441,423.84x = 193,747,665,521.43
  5. Step 5: Solve for x
    x = 193,747,665,521.43/441,423.84
  6. Step 6: Final answer
    x = 438,915.27

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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.