Home / 994,043.52-1,491,504.24-771,338.88

Finding the Fourth Proportional to 994,043.52, 1,491,504.24 and 771,338.88

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Solution

The fourth proportional to 994,043.52, 1,491,504.24 and 771,338.88 is: 1,157,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,043.52 : 1,491,504.24 = 771,338.88 : x
  2. Step 2: Convert to fraction form
    994,043.52/1,491,504.24 = 771,338.88/x
  3. Step 3: Cross multiply
    994,043.52x = 1,491,504.24 × 771,338.88
  4. Step 4: Simplify right side
    994,043.52x = 1,150,455,209,996.85
  5. Step 5: Solve for x
    x = 1,150,455,209,996.85/994,043.52
  6. Step 6: Final answer
    x = 1,157,348.94

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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.