Home / 941,354.65-1,299,079.52-511,634.80

Finding the Fourth Proportional to 941,354.65, 1,299,079.52 and 511,634.80

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Solution

The fourth proportional to 941,354.65, 1,299,079.52 and 511,634.80 is: 706,061.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,354.65 : 1,299,079.52 = 511,634.80 : x
  2. Step 2: Convert to fraction form
    941,354.65/1,299,079.52 = 511,634.80/x
  3. Step 3: Cross multiply
    941,354.65x = 1,299,079.52 × 511,634.80
  4. Step 4: Simplify right side
    941,354.65x = 664,654,290,399.30
  5. Step 5: Solve for x
    x = 664,654,290,399.30/941,354.65
  6. Step 6: Final answer
    x = 706,061.52

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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.