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Finding the Fourth Proportional to 296,435.51, 444,654.32 and 71,796.10

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Solution

The fourth proportional to 296,435.51, 444,654.32 and 71,796.10 is: 107,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,435.51 : 444,654.32 = 71,796.10 : x
  2. Step 2: Convert to fraction form
    296,435.51/444,654.32 = 71,796.10/x
  3. Step 3: Cross multiply
    296,435.51x = 444,654.32 × 71,796.10
  4. Step 4: Simplify right side
    296,435.51x = 31,924,445,791.12
  5. Step 5: Solve for x
    x = 31,924,445,791.12/296,435.51
  6. Step 6: Final answer
    x = 107,694.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.