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Finding the Fourth Proportional to 465,796.00, 642,756.06 and 269,528.55

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Solution

The fourth proportional to 465,796.00, 642,756.06 and 269,528.55 is: 371,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,796.00 : 642,756.06 = 269,528.55 : x
  2. Step 2: Convert to fraction form
    465,796.00/642,756.06 = 269,528.55/x
  3. Step 3: Cross multiply
    465,796.00x = 642,756.06 × 269,528.55
  4. Step 4: Simplify right side
    465,796.00x = 173,241,110,280.96
  5. Step 5: Solve for x
    x = 173,241,110,280.96/465,796.00
  6. Step 6: Final answer
    x = 371,924.86

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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.