Home / 892,201.89-1,231,205.22-484,294.95

Finding the Fourth Proportional to 892,201.89, 1,231,205.22 and 484,294.95

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Solution

The fourth proportional to 892,201.89, 1,231,205.22 and 484,294.95 is: 668,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,201.89 : 1,231,205.22 = 484,294.95 : x
  2. Step 2: Convert to fraction form
    892,201.89/1,231,205.22 = 484,294.95/x
  3. Step 3: Cross multiply
    892,201.89x = 1,231,205.22 × 484,294.95
  4. Step 4: Simplify right side
    892,201.89x = 596,266,470,459.64
  5. Step 5: Solve for x
    x = 596,266,470,459.64/892,201.89
  6. Step 6: Final answer
    x = 668,308.91

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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.