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Finding the Fourth Proportional to 574,713.14, 793,044.46 and 353,915.33

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Solution

The fourth proportional to 574,713.14, 793,044.46 and 353,915.33 is: 488,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,713.14 : 793,044.46 = 353,915.33 : x
  2. Step 2: Convert to fraction form
    574,713.14/793,044.46 = 353,915.33/x
  3. Step 3: Cross multiply
    574,713.14x = 793,044.46 × 353,915.33
  4. Step 4: Simplify right side
    574,713.14x = 280,670,589,238.13
  5. Step 5: Solve for x
    x = 280,670,589,238.13/574,713.14
  6. Step 6: Final answer
    x = 488,366.41

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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.