Home / 823,514.20-1,235,271.30-350,080.60

Finding the Fourth Proportional to 823,514.20, 1,235,271.30 and 350,080.60

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Solution

The fourth proportional to 823,514.20, 1,235,271.30 and 350,080.60 is: 525,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,514.20 : 1,235,271.30 = 350,080.60 : x
  2. Step 2: Convert to fraction form
    823,514.20/1,235,271.30 = 350,080.60/x
  3. Step 3: Cross multiply
    823,514.20x = 1,235,271.30 × 350,080.60
  4. Step 4: Simplify right side
    823,514.20x = 432,444,517,866.78
  5. Step 5: Solve for x
    x = 432,444,517,866.78/823,514.20
  6. Step 6: Final answer
    x = 525,120.90

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Similar ratio
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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.