Home / 941,087.42-1,298,708.44-511,367.56

Finding the Fourth Proportional to 941,087.42, 1,298,708.44 and 511,367.56

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Solution

The fourth proportional to 941,087.42, 1,298,708.44 and 511,367.56 is: 705,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,087.42 : 1,298,708.44 = 511,367.56 : x
  2. Step 2: Convert to fraction form
    941,087.42/1,298,708.44 = 511,367.56/x
  3. Step 3: Cross multiply
    941,087.42x = 1,298,708.44 × 511,367.56
  4. Step 4: Simplify right side
    941,087.42x = 664,117,366,114.21
  5. Step 5: Solve for x
    x = 664,117,366,114.21/941,087.42
  6. Step 6: Final answer
    x = 705,691.47

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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.