Home / 349,826.09-482,674.37-196,834.50

Finding the Fourth Proportional to 349,826.09, 482,674.37 and 196,834.50

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Solution

The fourth proportional to 349,826.09, 482,674.37 and 196,834.50 is: 271,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,826.09 : 482,674.37 = 196,834.50 : x
  2. Step 2: Convert to fraction form
    349,826.09/482,674.37 = 196,834.50/x
  3. Step 3: Cross multiply
    349,826.09x = 482,674.37 × 196,834.50
  4. Step 4: Simplify right side
    349,826.09x = 95,006,967,297.59
  5. Step 5: Solve for x
    x = 95,006,967,297.59/349,826.09
  6. Step 6: Final answer
    x = 271,583.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.