Home / 797,972.84-1,100,206.50-511,021.16

Finding the Fourth Proportional to 797,972.84, 1,100,206.50 and 511,021.16

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Solution

The fourth proportional to 797,972.84, 1,100,206.50 and 511,021.16 is: 704,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,972.84 : 1,100,206.50 = 511,021.16 : x
  2. Step 2: Convert to fraction form
    797,972.84/1,100,206.50 = 511,021.16/x
  3. Step 3: Cross multiply
    797,972.84x = 1,100,206.50 × 511,021.16
  4. Step 4: Simplify right side
    797,972.84x = 562,228,801,869.54
  5. Step 5: Solve for x
    x = 562,228,801,869.54/797,972.84
  6. Step 6: Final answer
    x = 704,571.35

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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.