Home / 754,019.58-1,131,835.07-305,033.95

Finding the Fourth Proportional to 754,019.58, 1,131,835.07 and 305,033.95

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Solution

The fourth proportional to 754,019.58, 1,131,835.07 and 305,033.95 is: 457,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,019.58 : 1,131,835.07 = 305,033.95 : x
  2. Step 2: Convert to fraction form
    754,019.58/1,131,835.07 = 305,033.95/x
  3. Step 3: Cross multiply
    754,019.58x = 1,131,835.07 × 305,033.95
  4. Step 4: Simplify right side
    754,019.58x = 345,248,124,328.01
  5. Step 5: Solve for x
    x = 345,248,124,328.01/754,019.58
  6. Step 6: Final answer
    x = 457,876.87

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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.