Home / 363,933.41-502,243.56-202,788.59

Finding the Fourth Proportional to 363,933.41, 502,243.56 and 202,788.59

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Solution

The fourth proportional to 363,933.41, 502,243.56 and 202,788.59 is: 279,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,933.41 : 502,243.56 = 202,788.59 : x
  2. Step 2: Convert to fraction form
    363,933.41/502,243.56 = 202,788.59/x
  3. Step 3: Cross multiply
    363,933.41x = 502,243.56 × 202,788.59
  4. Step 4: Simplify right side
    363,933.41x = 101,849,260,857.76
  5. Step 5: Solve for x
    x = 101,849,260,857.76/363,933.41
  6. Step 6: Final answer
    x = 279,856.86

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1.5x scale

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.