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Finding the Fourth Proportional to 363,044.06, 501,001.31 and 201,899.11

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Solution

The fourth proportional to 363,044.06, 501,001.31 and 201,899.11 is: 278,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,044.06 : 501,001.31 = 201,899.11 : x
  2. Step 2: Convert to fraction form
    363,044.06/501,001.31 = 201,899.11/x
  3. Step 3: Cross multiply
    363,044.06x = 501,001.31 × 201,899.11
  4. Step 4: Simplify right side
    363,044.06x = 101,151,720,675.01
  5. Step 5: Solve for x
    x = 101,151,720,675.01/363,044.06
  6. Step 6: Final answer
    x = 278,621.06

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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.