Home / 363,913.83-502,194.39-198,343.19

Finding the Fourth Proportional to 363,913.83, 502,194.39 and 198,343.19

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Solution

The fourth proportional to 363,913.83, 502,194.39 and 198,343.19 is: 273,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,913.83 : 502,194.39 = 198,343.19 : x
  2. Step 2: Convert to fraction form
    363,913.83/502,194.39 = 198,343.19/x
  3. Step 3: Cross multiply
    363,913.83x = 502,194.39 × 198,343.19
  4. Step 4: Simplify right side
    363,913.83x = 99,606,837,824.40
  5. Step 5: Solve for x
    x = 99,606,837,824.40/363,913.83
  6. Step 6: Final answer
    x = 273,709.95

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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.