Home / 711,489.82-1,067,155.80-179,010.94

Finding the Fourth Proportional to 711,489.82, 1,067,155.80 and 179,010.94

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Solution

The fourth proportional to 711,489.82, 1,067,155.80 and 179,010.94 is: 268,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,489.82 : 1,067,155.80 = 179,010.94 : x
  2. Step 2: Convert to fraction form
    711,489.82/1,067,155.80 = 179,010.94/x
  3. Step 3: Cross multiply
    711,489.82x = 1,067,155.80 × 179,010.94
  4. Step 4: Simplify right side
    711,489.82x = 191,032,562,884.45
  5. Step 5: Solve for x
    x = 191,032,562,884.45/711,489.82
  6. Step 6: Final answer
    x = 268,496.55

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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.