Home / 461,942.40-691,377.60-335,222.40

Finding the Fourth Proportional to 461,942.40, 691,377.60 and 335,222.40

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Solution

The fourth proportional to 461,942.40, 691,377.60 and 335,222.40 is: 501,718.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,942.40 : 691,377.60 = 335,222.40 : x
  2. Step 2: Convert to fraction form
    461,942.40/691,377.60 = 335,222.40/x
  3. Step 3: Cross multiply
    461,942.40x = 691,377.60 × 335,222.40
  4. Step 4: Simplify right side
    461,942.40x = 231,765,258,378.24
  5. Step 5: Solve for x
    x = 231,765,258,378.24/461,942.40
  6. Step 6: Final answer
    x = 501,718.96

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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.