Home / 722,839.98-1,085,253.03-368,092.38

Finding the Fourth Proportional to 722,839.98, 1,085,253.03 and 368,092.38

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Solution

The fourth proportional to 722,839.98, 1,085,253.03 and 368,092.38 is: 552,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,839.98 : 1,085,253.03 = 368,092.38 : x
  2. Step 2: Convert to fraction form
    722,839.98/1,085,253.03 = 368,092.38/x
  3. Step 3: Cross multiply
    722,839.98x = 1,085,253.03 × 368,092.38
  4. Step 4: Simplify right side
    722,839.98x = 399,473,370,714.91
  5. Step 5: Solve for x
    x = 399,473,370,714.91/722,839.98
  6. Step 6: Final answer
    x = 552,644.27

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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.