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Finding the Fourth Proportional to 308,067.46, 462,165.99 and 175,009.30

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Solution

The fourth proportional to 308,067.46, 462,165.99 and 175,009.30 is: 262,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,067.46 : 462,165.99 = 175,009.30 : x
  2. Step 2: Convert to fraction form
    308,067.46/462,165.99 = 175,009.30/x
  3. Step 3: Cross multiply
    308,067.46x = 462,165.99 × 175,009.30
  4. Step 4: Simplify right side
    308,067.46x = 80,883,346,393.71
  5. Step 5: Solve for x
    x = 80,883,346,393.71/308,067.46
  6. Step 6: Final answer
    x = 262,550.76

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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.