Home / 793,401.50-1,190,099.82-287,961.82

Finding the Fourth Proportional to 793,401.50, 1,190,099.82 and 287,961.82

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Solution

The fourth proportional to 793,401.50, 1,190,099.82 and 287,961.82 is: 431,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,401.50 : 1,190,099.82 = 287,961.82 : x
  2. Step 2: Convert to fraction form
    793,401.50/1,190,099.82 = 287,961.82/x
  3. Step 3: Cross multiply
    793,401.50x = 1,190,099.82 × 287,961.82
  4. Step 4: Simplify right side
    793,401.50x = 342,703,310,148.87
  5. Step 5: Solve for x
    x = 342,703,310,148.87/793,401.50
  6. Step 6: Final answer
    x = 431,941.85

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1.5x scale

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.