Home / 351,133.09-484,577.39-198,176.57

Finding the Fourth Proportional to 351,133.09, 484,577.39 and 198,176.57

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Solution

The fourth proportional to 351,133.09, 484,577.39 and 198,176.57 is: 273,491.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,133.09 : 484,577.39 = 198,176.57 : x
  2. Step 2: Convert to fraction form
    351,133.09/484,577.39 = 198,176.57/x
  3. Step 3: Cross multiply
    351,133.09x = 484,577.39 × 198,176.57
  4. Step 4: Simplify right side
    351,133.09x = 96,031,885,049.75
  5. Step 5: Solve for x
    x = 96,031,885,049.75/351,133.09
  6. Step 6: Final answer
    x = 273,491.41

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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.