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Finding the Fourth Proportional to 363,448.46, 501,558.84 and 202,300.04

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Solution

The fourth proportional to 363,448.46, 501,558.84 and 202,300.04 is: 279,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,448.46 : 501,558.84 = 202,300.04 : x
  2. Step 2: Convert to fraction form
    363,448.46/501,558.84 = 202,300.04/x
  3. Step 3: Cross multiply
    363,448.46x = 501,558.84 × 202,300.04
  4. Step 4: Simplify right side
    363,448.46x = 101,465,373,394.35
  5. Step 5: Solve for x
    x = 101,465,373,394.35/363,448.46
  6. Step 6: Final answer
    x = 279,174.04

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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.