Home / 363,981.05-502,287.04-202,832.56

Finding the Fourth Proportional to 363,981.05, 502,287.04 and 202,832.56

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Solution

The fourth proportional to 363,981.05, 502,287.04 and 202,832.56 is: 279,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,981.05 : 502,287.04 = 202,832.56 : x
  2. Step 2: Convert to fraction form
    363,981.05/502,287.04 = 202,832.56/x
  3. Step 3: Cross multiply
    363,981.05x = 502,287.04 × 202,832.56
  4. Step 4: Simplify right side
    363,981.05x = 101,880,166,178.02
  5. Step 5: Solve for x
    x = 101,880,166,178.02/363,981.05
  6. Step 6: Final answer
    x = 279,905.14

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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.