Home / 982,079.88-1,355,256.86-552,359.84

Finding the Fourth Proportional to 982,079.88, 1,355,256.86 and 552,359.84

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Solution

The fourth proportional to 982,079.88, 1,355,256.86 and 552,359.84 is: 762,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,079.88 : 1,355,256.86 = 552,359.84 : x
  2. Step 2: Convert to fraction form
    982,079.88/1,355,256.86 = 552,359.84/x
  3. Step 3: Cross multiply
    982,079.88x = 1,355,256.86 × 552,359.84
  4. Step 4: Simplify right side
    982,079.88x = 748,589,462,348.50
  5. Step 5: Solve for x
    x = 748,589,462,348.50/982,079.88
  6. Step 6: Final answer
    x = 762,249.06

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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.