Home / 753,936.66-1,040,438.52-414,404.91

Finding the Fourth Proportional to 753,936.66, 1,040,438.52 and 414,404.91

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Solution

The fourth proportional to 753,936.66, 1,040,438.52 and 414,404.91 is: 571,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,936.66 : 1,040,438.52 = 414,404.91 : x
  2. Step 2: Convert to fraction form
    753,936.66/1,040,438.52 = 414,404.91/x
  3. Step 3: Cross multiply
    753,936.66x = 1,040,438.52 × 414,404.91
  4. Step 4: Simplify right side
    753,936.66x = 431,162,831,241.13
  5. Step 5: Solve for x
    x = 431,162,831,241.13/753,936.66
  6. Step 6: Final answer
    x = 571,882.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.