Home / 941,615.13-1,299,373.70-511,891.50

Finding the Fourth Proportional to 941,615.13, 1,299,373.70 and 511,891.50

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Solution

The fourth proportional to 941,615.13, 1,299,373.70 and 511,891.50 is: 706,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,615.13 : 1,299,373.70 = 511,891.50 : x
  2. Step 2: Convert to fraction form
    941,615.13/1,299,373.70 = 511,891.50/x
  3. Step 3: Cross multiply
    941,615.13x = 1,299,373.70 × 511,891.50
  4. Step 4: Simplify right side
    941,615.13x = 665,138,349,794.09
  5. Step 5: Solve for x
    x = 665,138,349,794.09/941,615.13
  6. Step 6: Final answer
    x = 706,380.27

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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.