Home / 349,217.08-481,922.94-198,315.16

Finding the Fourth Proportional to 349,217.08, 481,922.94 and 198,315.16

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Solution

The fourth proportional to 349,217.08, 481,922.94 and 198,315.16 is: 273,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,217.08 : 481,922.94 = 198,315.16 : x
  2. Step 2: Convert to fraction form
    349,217.08/481,922.94 = 198,315.16/x
  3. Step 3: Cross multiply
    349,217.08x = 481,922.94 × 198,315.16
  4. Step 4: Simplify right side
    349,217.08x = 95,572,624,953.77
  5. Step 5: Solve for x
    x = 95,572,624,953.77/349,217.08
  6. Step 6: Final answer
    x = 273,676.83

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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.