Home / 1,008,097.05-1,512,145.58-447,131.55

Finding the Fourth Proportional to 1,008,097.05, 1,512,145.58 and 447,131.55

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Solution

The fourth proportional to 1,008,097.05, 1,512,145.58 and 447,131.55 is: 670,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,097.05 : 1,512,145.58 = 447,131.55 : x
  2. Step 2: Convert to fraction form
    1,008,097.05/1,512,145.58 = 447,131.55/x
  3. Step 3: Cross multiply
    1,008,097.05x = 1,512,145.58 × 447,131.55
  4. Step 4: Simplify right side
    1,008,097.05x = 676,127,994,775.39
  5. Step 5: Solve for x
    x = 676,127,994,775.39/1,008,097.05
  6. Step 6: Final answer
    x = 670,697.33

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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.