Home / 754,267.14-1,131,714.03-305,305.38

Finding the Fourth Proportional to 754,267.14, 1,131,714.03 and 305,305.38

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Solution

The fourth proportional to 754,267.14, 1,131,714.03 and 305,305.38 is: 458,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,267.14 : 1,131,714.03 = 305,305.38 : x
  2. Step 2: Convert to fraction form
    754,267.14/1,131,714.03 = 305,305.38/x
  3. Step 3: Cross multiply
    754,267.14x = 1,131,714.03 × 305,305.38
  4. Step 4: Simplify right side
    754,267.14x = 345,518,381,980.48
  5. Step 5: Solve for x
    x = 345,518,381,980.48/754,267.14
  6. Step 6: Final answer
    x = 458,084.89

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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.