Home / 340,777.49-470,273.33-197,620.73

Finding the Fourth Proportional to 340,777.49, 470,273.33 and 197,620.73

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Solution

The fourth proportional to 340,777.49, 470,273.33 and 197,620.73 is: 272,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,777.49 : 470,273.33 = 197,620.73 : x
  2. Step 2: Convert to fraction form
    340,777.49/470,273.33 = 197,620.73/x
  3. Step 3: Cross multiply
    340,777.49x = 470,273.33 × 197,620.73
  4. Step 4: Simplify right side
    340,777.49x = 92,935,755,434.66
  5. Step 5: Solve for x
    x = 92,935,755,434.66/340,777.49
  6. Step 6: Final answer
    x = 272,716.83

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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.