Home / 711,822.15-1,067,422.14-213,069.51

Finding the Fourth Proportional to 711,822.15, 1,067,422.14 and 213,069.51

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Solution

The fourth proportional to 711,822.15, 1,067,422.14 and 213,069.51 is: 319,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,822.15 : 1,067,422.14 = 213,069.51 : x
  2. Step 2: Convert to fraction form
    711,822.15/1,067,422.14 = 213,069.51/x
  3. Step 3: Cross multiply
    711,822.15x = 1,067,422.14 × 213,069.51
  4. Step 4: Simplify right side
    711,822.15x = 227,435,112,332.95
  5. Step 5: Solve for x
    x = 227,435,112,332.95/711,822.15
  6. Step 6: Final answer
    x = 319,511.15

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1.5x scale

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.