Home / 759,932.74-1,140,213.11-333,247.78

Finding the Fourth Proportional to 759,932.74, 1,140,213.11 and 333,247.78

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Solution

The fourth proportional to 759,932.74, 1,140,213.11 and 333,247.78 is: 500,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,932.74 : 1,140,213.11 = 333,247.78 : x
  2. Step 2: Convert to fraction form
    759,932.74/1,140,213.11 = 333,247.78/x
  3. Step 3: Cross multiply
    759,932.74x = 1,140,213.11 × 333,247.78
  4. Step 4: Simplify right side
    759,932.74x = 379,973,487,634.40
  5. Step 5: Solve for x
    x = 379,973,487,634.40/759,932.74
  6. Step 6: Final answer
    x = 500,009.37

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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.