Home / 892,203.39-1,231,207.29-484,296.45

Finding the Fourth Proportional to 892,203.39, 1,231,207.29 and 484,296.45

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Solution

The fourth proportional to 892,203.39, 1,231,207.29 and 484,296.45 is: 668,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,203.39 : 1,231,207.29 = 484,296.45 : x
  2. Step 2: Convert to fraction form
    892,203.39/1,231,207.29 = 484,296.45/x
  3. Step 3: Cross multiply
    892,203.39x = 1,231,207.29 × 484,296.45
  4. Step 4: Simplify right side
    892,203.39x = 596,269,319,761.12
  5. Step 5: Solve for x
    x = 596,269,319,761.12/892,203.39
  6. Step 6: Final answer
    x = 668,310.98

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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.