Home / 711,660.56-1,067,231.96-238,233.36

Finding the Fourth Proportional to 711,660.56, 1,067,231.96 and 238,233.36

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Solution

The fourth proportional to 711,660.56, 1,067,231.96 and 238,233.36 is: 357,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,660.56 : 1,067,231.96 = 238,233.36 : x
  2. Step 2: Convert to fraction form
    711,660.56/1,067,231.96 = 238,233.36/x
  3. Step 3: Cross multiply
    711,660.56x = 1,067,231.96 × 238,233.36
  4. Step 4: Simplify right side
    711,660.56x = 254,250,255,730.19
  5. Step 5: Solve for x
    x = 254,250,255,730.19/711,660.56
  6. Step 6: Final answer
    x = 357,263.38

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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.