Home / 711,995.52-1,067,857.14-213,359.52

Finding the Fourth Proportional to 711,995.52, 1,067,857.14 and 213,359.52

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Solution

The fourth proportional to 711,995.52, 1,067,857.14 and 213,359.52 is: 319,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,995.52 : 1,067,857.14 = 213,359.52 : x
  2. Step 2: Convert to fraction form
    711,995.52/1,067,857.14 = 213,359.52/x
  3. Step 3: Cross multiply
    711,995.52x = 1,067,857.14 × 213,359.52
  4. Step 4: Simplify right side
    711,995.52x = 227,837,486,818.97
  5. Step 5: Solve for x
    x = 227,837,486,818.97/711,995.52
  6. Step 6: Final answer
    x = 319,998.48

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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.