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Finding the Fourth Proportional to 348,573.78, 481,012.26 and 195,597.72

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Solution

The fourth proportional to 348,573.78, 481,012.26 and 195,597.72 is: 269,913.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,573.78 : 481,012.26 = 195,597.72 : x
  2. Step 2: Convert to fraction form
    348,573.78/481,012.26 = 195,597.72/x
  3. Step 3: Cross multiply
    348,573.78x = 481,012.26 × 195,597.72
  4. Step 4: Simplify right side
    348,573.78x = 94,084,901,348.05
  5. Step 5: Solve for x
    x = 94,084,901,348.05/348,573.78
  6. Step 6: Final answer
    x = 269,913.88

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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.