Home / 1,116,758.91-1,675,691.91-442,825.77

Finding the Fourth Proportional to 1,116,758.91, 1,675,691.91 and 442,825.77

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Solution

The fourth proportional to 1,116,758.91, 1,675,691.91 and 442,825.77 is: 664,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,758.91 : 1,675,691.91 = 442,825.77 : x
  2. Step 2: Convert to fraction form
    1,116,758.91/1,675,691.91 = 442,825.77/x
  3. Step 3: Cross multiply
    1,116,758.91x = 1,675,691.91 × 442,825.77
  4. Step 4: Simplify right side
    1,116,758.91x = 742,039,560,328.52
  5. Step 5: Solve for x
    x = 742,039,560,328.52/1,116,758.91
  6. Step 6: Final answer
    x = 664,458.15

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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.