Home / 746,803.72-1,119,155.82-325,195.48

Finding the Fourth Proportional to 746,803.72, 1,119,155.82 and 325,195.48

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Solution

The fourth proportional to 746,803.72, 1,119,155.82 and 325,195.48 is: 487,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,803.72 : 1,119,155.82 = 325,195.48 : x
  2. Step 2: Convert to fraction form
    746,803.72/1,119,155.82 = 325,195.48/x
  3. Step 3: Cross multiply
    746,803.72x = 1,119,155.82 × 325,195.48
  4. Step 4: Simplify right side
    746,803.72x = 363,944,414,079.69
  5. Step 5: Solve for x
    x = 363,944,414,079.69/746,803.72
  6. Step 6: Final answer
    x = 487,336.10

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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.