Home / 1,109,217.07-1,663,825.62-361,263.07

Finding the Fourth Proportional to 1,109,217.07, 1,663,825.62 and 361,263.07

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Solution

The fourth proportional to 1,109,217.07, 1,663,825.62 and 361,263.07 is: 541,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,217.07 : 1,663,825.62 = 361,263.07 : x
  2. Step 2: Convert to fraction form
    1,109,217.07/1,663,825.62 = 361,263.07/x
  3. Step 3: Cross multiply
    1,109,217.07x = 1,663,825.62 × 361,263.07
  4. Step 4: Simplify right side
    1,109,217.07x = 601,078,751,425.85
  5. Step 5: Solve for x
    x = 601,078,751,425.85/1,109,217.07
  6. Step 6: Final answer
    x = 541,894.61

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Double scale
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Similar ratio
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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.