Home / 646,451.96-969,733.20-197,273.84

Finding the Fourth Proportional to 646,451.96, 969,733.20 and 197,273.84

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Solution

The fourth proportional to 646,451.96, 969,733.20 and 197,273.84 is: 295,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,451.96 : 969,733.20 = 197,273.84 : x
  2. Step 2: Convert to fraction form
    646,451.96/969,733.20 = 197,273.84/x
  3. Step 3: Cross multiply
    646,451.96x = 969,733.20 × 197,273.84
  4. Step 4: Simplify right side
    646,451.96x = 191,302,992,139.49
  5. Step 5: Solve for x
    x = 191,302,992,139.49/646,451.96
  6. Step 6: Final answer
    x = 295,927.62

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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.