Home / 349,223.08-481,931.22-198,321.16

Finding the Fourth Proportional to 349,223.08, 481,931.22 and 198,321.16

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Solution

The fourth proportional to 349,223.08, 481,931.22 and 198,321.16 is: 273,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,223.08 : 481,931.22 = 198,321.16 : x
  2. Step 2: Convert to fraction form
    349,223.08/481,931.22 = 198,321.16/x
  3. Step 3: Cross multiply
    349,223.08x = 481,931.22 × 198,321.16
  4. Step 4: Simplify right side
    349,223.08x = 95,577,158,590.62
  5. Step 5: Solve for x
    x = 95,577,158,590.62/349,223.08
  6. Step 6: Final answer
    x = 273,685.11

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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.