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Finding the Fourth Proportional to 440,930.29, 608,594.03 and 271,066

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Solution

The fourth proportional to 440,930.29, 608,594.03 and 271,066 is: 374,138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,930.29 : 608,594.03 = 271,066 : x
  2. Step 2: Convert to fraction form
    440,930.29/608,594.03 = 271,066/x
  3. Step 3: Cross multiply
    440,930.29x = 608,594.03 × 271,066
  4. Step 4: Simplify right side
    440,930.29x = 164,969,147,980.65
  5. Step 5: Solve for x
    x = 164,969,147,980.65/440,930.29
  6. Step 6: Final answer
    x = 374,138.84

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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.