Home / 901,949.53-1,352,987.45-362,205.78

Finding the Fourth Proportional to 901,949.53, 1,352,987.45 and 362,205.78

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Solution

The fourth proportional to 901,949.53, 1,352,987.45 and 362,205.78 is: 543,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,949.53 : 1,352,987.45 = 362,205.78 : x
  2. Step 2: Convert to fraction form
    901,949.53/1,352,987.45 = 362,205.78/x
  3. Step 3: Cross multiply
    901,949.53x = 1,352,987.45 × 362,205.78
  4. Step 4: Simplify right side
    901,949.53x = 490,059,874,657.46
  5. Step 5: Solve for x
    x = 490,059,874,657.46/901,949.53
  6. Step 6: Final answer
    x = 543,334.03

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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.