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Finding the Fourth Proportional to 613,324.24, 919,933.66 and 373,375.87

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Solution

The fourth proportional to 613,324.24, 919,933.66 and 373,375.87 is: 560,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,324.24 : 919,933.66 = 373,375.87 : x
  2. Step 2: Convert to fraction form
    613,324.24/919,933.66 = 373,375.87/x
  3. Step 3: Cross multiply
    613,324.24x = 919,933.66 × 373,375.87
  4. Step 4: Simplify right side
    613,324.24x = 343,481,027,411.51
  5. Step 5: Solve for x
    x = 343,481,027,411.51/613,324.24
  6. Step 6: Final answer
    x = 560,031.72

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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.