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Finding the Fourth Proportional to 461,630.94, 693,664.16 and 248,556.39

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Solution

The fourth proportional to 461,630.94, 693,664.16 and 248,556.39 is: 373,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,630.94 : 693,664.16 = 248,556.39 : x
  2. Step 2: Convert to fraction form
    461,630.94/693,664.16 = 248,556.39/x
  3. Step 3: Cross multiply
    461,630.94x = 693,664.16 × 248,556.39
  4. Step 4: Simplify right side
    461,630.94x = 172,414,658,239.20
  5. Step 5: Solve for x
    x = 172,414,658,239.20/461,630.94
  6. Step 6: Final answer
    x = 373,490.26

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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.