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Finding the Fourth Proportional to 474,708.30, 655,081.14 and 270,825.22

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Solution

The fourth proportional to 474,708.30, 655,081.14 and 270,825.22 is: 373,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,708.30 : 655,081.14 = 270,825.22 : x
  2. Step 2: Convert to fraction form
    474,708.30/655,081.14 = 270,825.22/x
  3. Step 3: Cross multiply
    474,708.30x = 655,081.14 × 270,825.22
  4. Step 4: Simplify right side
    474,708.30x = 177,412,493,858.35
  5. Step 5: Solve for x
    x = 177,412,493,858.35/474,708.30
  6. Step 6: Final answer
    x = 373,729.50

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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.