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Finding the Fourth Proportional to 474,651.01, 655,015.99 and 256,859.52

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Solution

The fourth proportional to 474,651.01, 655,015.99 and 256,859.52 is: 354,464.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,651.01 : 655,015.99 = 256,859.52 : x
  2. Step 2: Convert to fraction form
    474,651.01/655,015.99 = 256,859.52/x
  3. Step 3: Cross multiply
    474,651.01x = 655,015.99 × 256,859.52
  4. Step 4: Simplify right side
    474,651.01x = 168,247,092,783.73
  5. Step 5: Solve for x
    x = 168,247,092,783.73/474,651.01
  6. Step 6: Final answer
    x = 354,464.84

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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.