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Finding the Fourth Proportional to 335,231.69, 462,628.80 and 182,280.20

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Solution

The fourth proportional to 335,231.69, 462,628.80 and 182,280.20 is: 251,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,231.69 : 462,628.80 = 182,280.20 : x
  2. Step 2: Convert to fraction form
    335,231.69/462,628.80 = 182,280.20/x
  3. Step 3: Cross multiply
    335,231.69x = 462,628.80 × 182,280.20
  4. Step 4: Simplify right side
    335,231.69x = 84,328,067,876.62
  5. Step 5: Solve for x
    x = 84,328,067,876.62/335,231.69
  6. Step 6: Final answer
    x = 251,551.60

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1.5x scale

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.