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Finding the Fourth Proportional to 504,093.80, 756,140.70 and 325,634.60

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Solution

The fourth proportional to 504,093.80, 756,140.70 and 325,634.60 is: 488,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,093.80 : 756,140.70 = 325,634.60 : x
  2. Step 2: Convert to fraction form
    504,093.80/756,140.70 = 325,634.60/x
  3. Step 3: Cross multiply
    504,093.80x = 756,140.70 × 325,634.60
  4. Step 4: Simplify right side
    504,093.80x = 246,225,574,388.22
  5. Step 5: Solve for x
    x = 246,225,574,388.22/504,093.80
  6. Step 6: Final answer
    x = 488,451.90

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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.