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Finding the Fourth Proportional to 441,773.42, 609,631.29 and 269,978.81

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Solution

The fourth proportional to 441,773.42, 609,631.29 and 269,978.81 is: 372,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,773.42 : 609,631.29 = 269,978.81 : x
  2. Step 2: Convert to fraction form
    441,773.42/609,631.29 = 269,978.81/x
  3. Step 3: Cross multiply
    441,773.42x = 609,631.29 × 269,978.81
  4. Step 4: Simplify right side
    441,773.42x = 164,587,527,164.81
  5. Step 5: Solve for x
    x = 164,587,527,164.81/441,773.42
  6. Step 6: Final answer
    x = 372,560.96

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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.