Home / 793,263.47-1,190,367.98-287,863.88

Finding the Fourth Proportional to 793,263.47, 1,190,367.98 and 287,863.88

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Solution

The fourth proportional to 793,263.47, 1,190,367.98 and 287,863.88 is: 431,967.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,263.47 : 1,190,367.98 = 287,863.88 : x
  2. Step 2: Convert to fraction form
    793,263.47/1,190,367.98 = 287,863.88/x
  3. Step 3: Cross multiply
    793,263.47x = 1,190,367.98 × 287,863.88
  4. Step 4: Simplify right side
    793,263.47x = 342,663,945,350.56
  5. Step 5: Solve for x
    x = 342,663,945,350.56/793,263.47
  6. Step 6: Final answer
    x = 431,967.38

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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.