Home / 804,965.85-1,207,490.12-205,932.17

Finding the Fourth Proportional to 804,965.85, 1,207,490.12 and 205,932.17

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Solution

The fourth proportional to 804,965.85, 1,207,490.12 and 205,932.17 is: 308,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,965.85 : 1,207,490.12 = 205,932.17 : x
  2. Step 2: Convert to fraction form
    804,965.85/1,207,490.12 = 205,932.17/x
  3. Step 3: Cross multiply
    804,965.85x = 1,207,490.12 × 205,932.17
  4. Step 4: Simplify right side
    804,965.85x = 248,661,063,426.47
  5. Step 5: Solve for x
    x = 248,661,063,426.47/804,965.85
  6. Step 6: Final answer
    x = 308,908.84

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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.