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Finding the Fourth Proportional to 363,617.16, 501,619.41 and 236,246.28

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Solution

The fourth proportional to 363,617.16, 501,619.41 and 236,246.28 is: 325,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,617.16 : 501,619.41 = 236,246.28 : x
  2. Step 2: Convert to fraction form
    363,617.16/501,619.41 = 236,246.28/x
  3. Step 3: Cross multiply
    363,617.16x = 501,619.41 × 236,246.28
  4. Step 4: Simplify right side
    363,617.16x = 118,505,719,588.30
  5. Step 5: Solve for x
    x = 118,505,719,588.30/363,617.16
  6. Step 6: Final answer
    x = 325,907.94

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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.