Home / 711,995.14-1,067,993.52-262,521.28

Finding the Fourth Proportional to 711,995.14, 1,067,993.52 and 262,521.28

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Solution

The fourth proportional to 711,995.14, 1,067,993.52 and 262,521.28 is: 393,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,995.14 : 1,067,993.52 = 262,521.28 : x
  2. Step 2: Convert to fraction form
    711,995.14/1,067,993.52 = 262,521.28/x
  3. Step 3: Cross multiply
    711,995.14x = 1,067,993.52 × 262,521.28
  4. Step 4: Simplify right side
    711,995.14x = 280,371,025,902.11
  5. Step 5: Solve for x
    x = 280,371,025,902.11/711,995.14
  6. Step 6: Final answer
    x = 393,782.22

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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.