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Finding the Fourth Proportional to 363,717.36, 501,945.60 and 202,572.48

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Solution

The fourth proportional to 363,717.36, 501,945.60 and 202,572.48 is: 279,558.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,717.36 : 501,945.60 = 202,572.48 : x
  2. Step 2: Convert to fraction form
    363,717.36/501,945.60 = 202,572.48/x
  3. Step 3: Cross multiply
    363,717.36x = 501,945.60 × 202,572.48
  4. Step 4: Simplify right side
    363,717.36x = 101,680,365,017.09
  5. Step 5: Solve for x
    x = 101,680,365,017.09/363,717.36
  6. Step 6: Final answer
    x = 279,558.73

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1.5x scale

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.