Home / 674,004.40-1,010,287.30-336,380.20

Finding the Fourth Proportional to 674,004.40, 1,010,287.30 and 336,380.20

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Solution

The fourth proportional to 674,004.40, 1,010,287.30 and 336,380.20 is: 504,211.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,004.40 : 1,010,287.30 = 336,380.20 : x
  2. Step 2: Convert to fraction form
    674,004.40/1,010,287.30 = 336,380.20/x
  3. Step 3: Cross multiply
    674,004.40x = 1,010,287.30 × 336,380.20
  4. Step 4: Simplify right side
    674,004.40x = 339,840,644,031.46
  5. Step 5: Solve for x
    x = 339,840,644,031.46/674,004.40
  6. Step 6: Final answer
    x = 504,211.31

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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.