Home / 804,933.15-1,207,399.73-521,497.95

Finding the Fourth Proportional to 804,933.15, 1,207,399.73 and 521,497.95

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Solution

The fourth proportional to 804,933.15, 1,207,399.73 and 521,497.95 is: 782,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,933.15 : 1,207,399.73 = 521,497.95 : x
  2. Step 2: Convert to fraction form
    804,933.15/1,207,399.73 = 521,497.95/x
  3. Step 3: Cross multiply
    804,933.15x = 1,207,399.73 × 521,497.95
  4. Step 4: Simplify right side
    804,933.15x = 629,656,481,418.06
  5. Step 5: Solve for x
    x = 629,656,481,418.06/804,933.15
  6. Step 6: Final answer
    x = 782,246.93

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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.