Home / 711,831.96-1,067,908.14-225,543.36

Finding the Fourth Proportional to 711,831.96, 1,067,908.14 and 225,543.36

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Solution

The fourth proportional to 711,831.96, 1,067,908.14 and 225,543.36 is: 338,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,831.96 : 1,067,908.14 = 225,543.36 : x
  2. Step 2: Convert to fraction form
    711,831.96/1,067,908.14 = 225,543.36/x
  3. Step 3: Cross multiply
    711,831.96x = 1,067,908.14 × 225,543.36
  4. Step 4: Simplify right side
    711,831.96x = 240,859,585,216.51
  5. Step 5: Solve for x
    x = 240,859,585,216.51/711,831.96
  6. Step 6: Final answer
    x = 338,365.79

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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.