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Finding the Fourth Proportional to 363,250.53, 501,288.21 and 202,112.37

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Solution

The fourth proportional to 363,250.53, 501,288.21 and 202,112.37 is: 278,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,250.53 : 501,288.21 = 202,112.37 : x
  2. Step 2: Convert to fraction form
    363,250.53/501,288.21 = 202,112.37/x
  3. Step 3: Cross multiply
    363,250.53x = 501,288.21 × 202,112.37
  4. Step 4: Simplify right side
    363,250.53x = 101,316,548,176.16
  5. Step 5: Solve for x
    x = 101,316,548,176.16/363,250.53
  6. Step 6: Final answer
    x = 278,916.45

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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.