Home / 965,540.80-1,448,311.20-591,774.40

Finding the Fourth Proportional to 965,540.80, 1,448,311.20 and 591,774.40

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Solution

The fourth proportional to 965,540.80, 1,448,311.20 and 591,774.40 is: 887,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,540.80 : 1,448,311.20 = 591,774.40 : x
  2. Step 2: Convert to fraction form
    965,540.80/1,448,311.20 = 591,774.40/x
  3. Step 3: Cross multiply
    965,540.80x = 1,448,311.20 × 591,774.40
  4. Step 4: Simplify right side
    965,540.80x = 857,073,491,393.28
  5. Step 5: Solve for x
    x = 857,073,491,393.28/965,540.80
  6. Step 6: Final answer
    x = 887,661.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.