Home / 1,100,074.38-1,650,112.86-301,362.78

Finding the Fourth Proportional to 1,100,074.38, 1,650,112.86 and 301,362.78

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Solution

The fourth proportional to 1,100,074.38, 1,650,112.86 and 301,362.78 is: 452,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,074.38 : 1,650,112.86 = 301,362.78 : x
  2. Step 2: Convert to fraction form
    1,100,074.38/1,650,112.86 = 301,362.78/x
  3. Step 3: Cross multiply
    1,100,074.38x = 1,650,112.86 × 301,362.78
  4. Step 4: Simplify right side
    1,100,074.38x = 497,282,598,803.35
  5. Step 5: Solve for x
    x = 497,282,598,803.35/1,100,074.38
  6. Step 6: Final answer
    x = 452,044.52

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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.