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Finding the Fourth Proportional to 363,308.68, 501,081.96 and 236,025.28

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Solution

The fourth proportional to 363,308.68, 501,081.96 and 236,025.28 is: 325,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,308.68 : 501,081.96 = 236,025.28 : x
  2. Step 2: Convert to fraction form
    363,308.68/501,081.96 = 236,025.28/x
  3. Step 3: Cross multiply
    363,308.68x = 501,081.96 × 236,025.28
  4. Step 4: Simplify right side
    363,308.68x = 118,268,009,911.95
  5. Step 5: Solve for x
    x = 118,268,009,911.95/363,308.68
  6. Step 6: Final answer
    x = 325,530.37

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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.