Home / 774,522.84-1,162,238.97-325,209.15

Finding the Fourth Proportional to 774,522.84, 1,162,238.97 and 325,209.15

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Solution

The fourth proportional to 774,522.84, 1,162,238.97 and 325,209.15 is: 488,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,522.84 : 1,162,238.97 = 325,209.15 : x
  2. Step 2: Convert to fraction form
    774,522.84/1,162,238.97 = 325,209.15/x
  3. Step 3: Cross multiply
    774,522.84x = 1,162,238.97 × 325,209.15
  4. Step 4: Simplify right side
    774,522.84x = 377,970,747,530.58
  5. Step 5: Solve for x
    x = 377,970,747,530.58/774,522.84
  6. Step 6: Final answer
    x = 488,004.65

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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.