Home / 449,826.61-674,927.38-197,288.36

Finding the Fourth Proportional to 449,826.61, 674,927.38 and 197,288.36

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Solution

The fourth proportional to 449,826.61, 674,927.38 and 197,288.36 is: 296,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,826.61 : 674,927.38 = 197,288.36 : x
  2. Step 2: Convert to fraction form
    449,826.61/674,927.38 = 197,288.36/x
  3. Step 3: Cross multiply
    449,826.61x = 674,927.38 × 197,288.36
  4. Step 4: Simplify right side
    449,826.61x = 133,155,315,919.30
  5. Step 5: Solve for x
    x = 133,155,315,919.30/449,826.61
  6. Step 6: Final answer
    x = 296,014.76

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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.