Home / 363,766.22-502,012.86-202,621.34

Finding the Fourth Proportional to 363,766.22, 502,012.86 and 202,621.34

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Solution

The fourth proportional to 363,766.22, 502,012.86 and 202,621.34 is: 279,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,766.22 : 502,012.86 = 202,621.34 : x
  2. Step 2: Convert to fraction form
    363,766.22/502,012.86 = 202,621.34/x
  3. Step 3: Cross multiply
    363,766.22x = 502,012.86 × 202,621.34
  4. Step 4: Simplify right side
    363,766.22x = 101,718,517,065.48
  5. Step 5: Solve for x
    x = 101,718,517,065.48/363,766.22
  6. Step 6: Final answer
    x = 279,626.07

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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.