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Finding the Fourth Proportional to 474,846.39, 655,350.66 and 270,850.59

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Solution

The fourth proportional to 474,846.39, 655,350.66 and 270,850.59 is: 373,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,846.39 : 655,350.66 = 270,850.59 : x
  2. Step 2: Convert to fraction form
    474,846.39/655,350.66 = 270,850.59/x
  3. Step 3: Cross multiply
    474,846.39x = 655,350.66 × 270,850.59
  4. Step 4: Simplify right side
    474,846.39x = 177,502,112,917.89
  5. Step 5: Solve for x
    x = 177,502,112,917.89/474,846.39
  6. Step 6: Final answer
    x = 373,809.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.