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Finding the Fourth Proportional to 348,295.85, 522,441.49 and 95,556.57

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Solution

The fourth proportional to 348,295.85, 522,441.49 and 95,556.57 is: 143,334.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,295.85 : 522,441.49 = 95,556.57 : x
  2. Step 2: Convert to fraction form
    348,295.85/522,441.49 = 95,556.57/x
  3. Step 3: Cross multiply
    348,295.85x = 522,441.49 × 95,556.57
  4. Step 4: Simplify right side
    348,295.85x = 49,922,716,810.09
  5. Step 5: Solve for x
    x = 49,922,716,810.09/348,295.85
  6. Step 6: Final answer
    x = 143,334.23

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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.