Home / 804,416.44-1,206,623.60-205,377.70

Finding the Fourth Proportional to 804,416.44, 1,206,623.60 and 205,377.70

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Solution

The fourth proportional to 804,416.44, 1,206,623.60 and 205,377.70 is: 308,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,416.44 : 1,206,623.60 = 205,377.70 : x
  2. Step 2: Convert to fraction form
    804,416.44/1,206,623.60 = 205,377.70/x
  3. Step 3: Cross multiply
    804,416.44x = 1,206,623.60 × 205,377.70
  4. Step 4: Simplify right side
    804,416.44x = 247,813,579,733.72
  5. Step 5: Solve for x
    x = 247,813,579,733.72/804,416.44
  6. Step 6: Final answer
    x = 308,066.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.