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Finding the Fourth Proportional to 335,354.46, 462,823.11 and 192,133.50

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Solution

The fourth proportional to 335,354.46, 462,823.11 and 192,133.50 is: 265,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,354.46 : 462,823.11 = 192,133.50 : x
  2. Step 2: Convert to fraction form
    335,354.46/462,823.11 = 192,133.50/x
  3. Step 3: Cross multiply
    335,354.46x = 462,823.11 × 192,133.50
  4. Step 4: Simplify right side
    335,354.46x = 88,923,824,005.19
  5. Step 5: Solve for x
    x = 88,923,824,005.19/335,354.46
  6. Step 6: Final answer
    x = 265,163.68

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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.