Home / 941,388.32-1,299,123.60-511,668.56

Finding the Fourth Proportional to 941,388.32, 1,299,123.60 and 511,668.56

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Solution

The fourth proportional to 941,388.32, 1,299,123.60 and 511,668.56 is: 706,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,388.32 : 1,299,123.60 = 511,668.56 : x
  2. Step 2: Convert to fraction form
    941,388.32/1,299,123.60 = 511,668.56/x
  3. Step 3: Cross multiply
    941,388.32x = 1,299,123.60 × 511,668.56
  4. Step 4: Simplify right side
    941,388.32x = 664,720,701,674.02
  5. Step 5: Solve for x
    x = 664,720,701,674.02/941,388.32
  6. Step 6: Final answer
    x = 706,106.81

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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.