Home / 941,325.90-1,299,021.97-511,608.64

Finding the Fourth Proportional to 941,325.90, 1,299,021.97 and 511,608.64

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Solution

The fourth proportional to 941,325.90, 1,299,021.97 and 511,608.64 is: 706,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,325.90 : 1,299,021.97 = 511,608.64 : x
  2. Step 2: Convert to fraction form
    941,325.90/1,299,021.97 = 511,608.64/x
  3. Step 3: Cross multiply
    941,325.90x = 1,299,021.97 × 511,608.64
  4. Step 4: Simplify right side
    941,325.90x = 664,590,863,401.82
  5. Step 5: Solve for x
    x = 664,590,863,401.82/941,325.90
  6. Step 6: Final answer
    x = 706,015.70

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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.