Home / 754,223.64-1,040,850.26-459,890.60

Finding the Fourth Proportional to 754,223.64, 1,040,850.26 and 459,890.60

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Solution

The fourth proportional to 754,223.64, 1,040,850.26 and 459,890.60 is: 634,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,223.64 : 1,040,850.26 = 459,890.60 : x
  2. Step 2: Convert to fraction form
    754,223.64/1,040,850.26 = 459,890.60/x
  3. Step 3: Cross multiply
    754,223.64x = 1,040,850.26 × 459,890.60
  4. Step 4: Simplify right side
    754,223.64x = 478,677,250,581.56
  5. Step 5: Solve for x
    x = 478,677,250,581.56/754,223.64
  6. Step 6: Final answer
    x = 634,662.22

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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.