Home / 804,908.10-1,207,349.73-205,863.96

Finding the Fourth Proportional to 804,908.10, 1,207,349.73 and 205,863.96

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Solution

The fourth proportional to 804,908.10, 1,207,349.73 and 205,863.96 is: 308,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,908.10 : 1,207,349.73 = 205,863.96 : x
  2. Step 2: Convert to fraction form
    804,908.10/1,207,349.73 = 205,863.96/x
  3. Step 3: Cross multiply
    804,908.10x = 1,207,349.73 × 205,863.96
  4. Step 4: Simplify right side
    804,908.10x = 248,549,796,522.73
  5. Step 5: Solve for x
    x = 248,549,796,522.73/804,908.10
  6. Step 6: Final answer
    x = 308,792.76

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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.