Home / 754,018.30-1,131,833.19-305,032.66

Finding the Fourth Proportional to 754,018.30, 1,131,833.19 and 305,032.66

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Solution

The fourth proportional to 754,018.30, 1,131,833.19 and 305,032.66 is: 457,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,018.30 : 1,131,833.19 = 305,032.66 : x
  2. Step 2: Convert to fraction form
    754,018.30/1,131,833.19 = 305,032.66/x
  3. Step 3: Cross multiply
    754,018.30x = 1,131,833.19 × 305,032.66
  4. Step 4: Simplify right side
    754,018.30x = 345,246,088,621.99
  5. Step 5: Solve for x
    x = 345,246,088,621.99/754,018.30
  6. Step 6: Final answer
    x = 457,874.95

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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.