Home / 941,575.80-1,299,359.27-511,866.76

Finding the Fourth Proportional to 941,575.80, 1,299,359.27 and 511,866.76

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Solution

The fourth proportional to 941,575.80, 1,299,359.27 and 511,866.76 is: 706,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,575.80 : 1,299,359.27 = 511,866.76 : x
  2. Step 2: Convert to fraction form
    941,575.80/1,299,359.27 = 511,866.76/x
  3. Step 3: Cross multiply
    941,575.80x = 1,299,359.27 × 511,866.76
  4. Step 4: Simplify right side
    941,575.80x = 665,098,819,610.87
  5. Step 5: Solve for x
    x = 665,098,819,610.87/941,575.80
  6. Step 6: Final answer
    x = 706,367.79

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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.