Home / 746,142.76-1,119,105.14-366,961.72

Finding the Fourth Proportional to 746,142.76, 1,119,105.14 and 366,961.72

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Solution

The fourth proportional to 746,142.76, 1,119,105.14 and 366,961.72 is: 550,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,142.76 : 1,119,105.14 = 366,961.72 : x
  2. Step 2: Convert to fraction form
    746,142.76/1,119,105.14 = 366,961.72/x
  3. Step 3: Cross multiply
    746,142.76x = 1,119,105.14 × 366,961.72
  4. Step 4: Simplify right side
    746,142.76x = 410,668,747,035.24
  5. Step 5: Solve for x
    x = 410,668,747,035.24/746,142.76
  6. Step 6: Final answer
    x = 550,388.97

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Double scale
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1.5x scale

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.