Home / 774,691.58-1,162,104.32-213,726.08

Finding the Fourth Proportional to 774,691.58, 1,162,104.32 and 213,726.08

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Solution

The fourth proportional to 774,691.58, 1,162,104.32 and 213,726.08 is: 320,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,691.58 : 1,162,104.32 = 213,726.08 : x
  2. Step 2: Convert to fraction form
    774,691.58/1,162,104.32 = 213,726.08/x
  3. Step 3: Cross multiply
    774,691.58x = 1,162,104.32 × 213,726.08
  4. Step 4: Simplify right side
    774,691.58x = 248,372,000,864.67
  5. Step 5: Solve for x
    x = 248,372,000,864.67/774,691.58
  6. Step 6: Final answer
    x = 320,607.59

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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.