Home / 363,834.48-502,090.32-202,680

Finding the Fourth Proportional to 363,834.48, 502,090.32 and 202,680

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Solution

The fourth proportional to 363,834.48, 502,090.32 and 202,680 is: 279,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,834.48 : 502,090.32 = 202,680 : x
  2. Step 2: Convert to fraction form
    363,834.48/502,090.32 = 202,680/x
  3. Step 3: Cross multiply
    363,834.48x = 502,090.32 × 202,680
  4. Step 4: Simplify right side
    363,834.48x = 101,763,666,057.60
  5. Step 5: Solve for x
    x = 101,763,666,057.60/363,834.48
  6. Step 6: Final answer
    x = 279,697.70

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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.