Home / 892,234.23-1,231,284.81-484,336.36

Finding the Fourth Proportional to 892,234.23, 1,231,284.81 and 484,336.36

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Solution

The fourth proportional to 892,234.23, 1,231,284.81 and 484,336.36 is: 668,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,234.23 : 1,231,284.81 = 484,336.36 : x
  2. Step 2: Convert to fraction form
    892,234.23/1,231,284.81 = 484,336.36/x
  3. Step 3: Cross multiply
    892,234.23x = 1,231,284.81 × 484,336.36
  4. Step 4: Simplify right side
    892,234.23x = 596,356,002,998.69
  5. Step 5: Solve for x
    x = 596,356,002,998.69/892,234.23
  6. Step 6: Final answer
    x = 668,385.03

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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.