Home / 892,371.66-1,231,473.96-484,473.90

Finding the Fourth Proportional to 892,371.66, 1,231,473.96 and 484,473.90

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Solution

The fourth proportional to 892,371.66, 1,231,473.96 and 484,473.90 is: 668,574.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,371.66 : 1,231,473.96 = 484,473.90 : x
  2. Step 2: Convert to fraction form
    892,371.66/1,231,473.96 = 484,473.90/x
  3. Step 3: Cross multiply
    892,371.66x = 1,231,473.96 × 484,473.90
  4. Step 4: Simplify right side
    892,371.66x = 596,616,992,149.64
  5. Step 5: Solve for x
    x = 596,616,992,149.64/892,371.66
  6. Step 6: Final answer
    x = 668,574.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.