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Finding the Fourth Proportional to 363,446.56, 501,556.28 and 202,298.14

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Solution

The fourth proportional to 363,446.56, 501,556.28 and 202,298.14 is: 279,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,446.56 : 501,556.28 = 202,298.14 : x
  2. Step 2: Convert to fraction form
    363,446.56/501,556.28 = 202,298.14/x
  3. Step 3: Cross multiply
    363,446.56x = 501,556.28 × 202,298.14
  4. Step 4: Simplify right side
    363,446.56x = 101,463,902,549.32
  5. Step 5: Solve for x
    x = 101,463,902,549.32/363,446.56
  6. Step 6: Final answer
    x = 279,171.45

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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.