Home / 892,132.49-1,231,143.83-484,234.22

Finding the Fourth Proportional to 892,132.49, 1,231,143.83 and 484,234.22

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Solution

The fourth proportional to 892,132.49, 1,231,143.83 and 484,234.22 is: 668,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,132.49 : 1,231,143.83 = 484,234.22 : x
  2. Step 2: Convert to fraction form
    892,132.49/1,231,143.83 = 484,234.22/x
  3. Step 3: Cross multiply
    892,132.49x = 1,231,143.83 × 484,234.22
  4. Step 4: Simplify right side
    892,132.49x = 596,161,963,650.97
  5. Step 5: Solve for x
    x = 596,161,963,650.97/892,132.49
  6. Step 6: Final answer
    x = 668,243.76

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Double scale
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1.5x scale

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.