Home / 774,493.72-1,162,195.67-325,180.04

Finding the Fourth Proportional to 774,493.72, 1,162,195.67 and 325,180.04

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Solution

The fourth proportional to 774,493.72, 1,162,195.67 and 325,180.04 is: 487,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,493.72 : 1,162,195.67 = 325,180.04 : x
  2. Step 2: Convert to fraction form
    774,493.72/1,162,195.67 = 325,180.04/x
  3. Step 3: Cross multiply
    774,493.72x = 1,162,195.67 × 325,180.04
  4. Step 4: Simplify right side
    774,493.72x = 377,922,829,460.40
  5. Step 5: Solve for x
    x = 377,922,829,460.40/774,493.72
  6. Step 6: Final answer
    x = 487,961.13

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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.