Home / 363,968.40-502,269.54-202,819.92

Finding the Fourth Proportional to 363,968.40, 502,269.54 and 202,819.92

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Solution

The fourth proportional to 363,968.40, 502,269.54 and 202,819.92 is: 279,887.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,968.40 : 502,269.54 = 202,819.92 : x
  2. Step 2: Convert to fraction form
    363,968.40/502,269.54 = 202,819.92/x
  3. Step 3: Cross multiply
    363,968.40x = 502,269.54 × 202,819.92
  4. Step 4: Simplify right side
    363,968.40x = 101,870,267,921.24
  5. Step 5: Solve for x
    x = 101,870,267,921.24/363,968.40
  6. Step 6: Final answer
    x = 279,887.67

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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.