Home / 729,679.74-1,094,720.27-350,917.31

Finding the Fourth Proportional to 729,679.74, 1,094,720.27 and 350,917.31

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Solution

The fourth proportional to 729,679.74, 1,094,720.27 and 350,917.31 is: 526,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,679.74 : 1,094,720.27 = 350,917.31 : x
  2. Step 2: Convert to fraction form
    729,679.74/1,094,720.27 = 350,917.31/x
  3. Step 3: Cross multiply
    729,679.74x = 1,094,720.27 × 350,917.31
  4. Step 4: Simplify right side
    729,679.74x = 384,156,293,333.09
  5. Step 5: Solve for x
    x = 384,156,293,333.09/729,679.74
  6. Step 6: Final answer
    x = 526,472.47

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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.