Home / 793,403.50-1,190,102.82-287,963.82

Finding the Fourth Proportional to 793,403.50, 1,190,102.82 and 287,963.82

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Solution

The fourth proportional to 793,403.50, 1,190,102.82 and 287,963.82 is: 431,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,403.50 : 1,190,102.82 = 287,963.82 : x
  2. Step 2: Convert to fraction form
    793,403.50/1,190,102.82 = 287,963.82/x
  3. Step 3: Cross multiply
    793,403.50x = 1,190,102.82 × 287,963.82
  4. Step 4: Simplify right side
    793,403.50x = 342,706,554,239.97
  5. Step 5: Solve for x
    x = 342,706,554,239.97/793,403.50
  6. Step 6: Final answer
    x = 431,944.85

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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.