Home / 757,253.26-1,045,178.01-481,555.24

Finding the Fourth Proportional to 757,253.26, 1,045,178.01 and 481,555.24

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Solution

The fourth proportional to 757,253.26, 1,045,178.01 and 481,555.24 is: 664,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,253.26 : 1,045,178.01 = 481,555.24 : x
  2. Step 2: Convert to fraction form
    757,253.26/1,045,178.01 = 481,555.24/x
  3. Step 3: Cross multiply
    757,253.26x = 1,045,178.01 × 481,555.24
  4. Step 4: Simplify right side
    757,253.26x = 503,310,948,754.75
  5. Step 5: Solve for x
    x = 503,310,948,754.75/757,253.26
  6. Step 6: Final answer
    x = 664,653.39

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Double scale
Find fourth proportional to 757,254.26, 1,045,179.39 and 481,556.24
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1.5x scale

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.