Home / 449,825.22-674,925.26-197,287.05

Finding the Fourth Proportional to 449,825.22, 674,925.26 and 197,287.05

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Solution

The fourth proportional to 449,825.22, 674,925.26 and 197,287.05 is: 296,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,825.22 : 674,925.26 = 197,287.05 : x
  2. Step 2: Convert to fraction form
    449,825.22/674,925.26 = 197,287.05/x
  3. Step 3: Cross multiply
    449,825.22x = 674,925.26 × 197,287.05
  4. Step 4: Simplify right side
    449,825.22x = 133,154,010,738.30
  5. Step 5: Solve for x
    x = 133,154,010,738.30/449,825.22
  6. Step 6: Final answer
    x = 296,012.77

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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.