Home / 755,589.66-1,133,534.07-215,850.60

Finding the Fourth Proportional to 755,589.66, 1,133,534.07 and 215,850.60

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Solution

The fourth proportional to 755,589.66, 1,133,534.07 and 215,850.60 is: 323,818.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,589.66 : 1,133,534.07 = 215,850.60 : x
  2. Step 2: Convert to fraction form
    755,589.66/1,133,534.07 = 215,850.60/x
  3. Step 3: Cross multiply
    755,589.66x = 1,133,534.07 × 215,850.60
  4. Step 4: Simplify right side
    755,589.66x = 244,674,009,129.94
  5. Step 5: Solve for x
    x = 244,674,009,129.94/755,589.66
  6. Step 6: Final answer
    x = 323,818.63

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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.