Home / 750,682.62-1,036,016.54-428,441.54

Finding the Fourth Proportional to 750,682.62, 1,036,016.54 and 428,441.54

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Solution

The fourth proportional to 750,682.62, 1,036,016.54 and 428,441.54 is: 591,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,682.62 : 1,036,016.54 = 428,441.54 : x
  2. Step 2: Convert to fraction form
    750,682.62/1,036,016.54 = 428,441.54/x
  3. Step 3: Cross multiply
    750,682.62x = 1,036,016.54 × 428,441.54
  4. Step 4: Simplify right side
    750,682.62x = 443,872,521,863.07
  5. Step 5: Solve for x
    x = 443,872,521,863.07/750,682.62
  6. Step 6: Final answer
    x = 591,291.86

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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.