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Finding the Fourth Proportional to 417,650.53, 576,274.36 and 254,197.56

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Solution

The fourth proportional to 417,650.53, 576,274.36 and 254,197.56 is: 350,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,650.53 : 576,274.36 = 254,197.56 : x
  2. Step 2: Convert to fraction form
    417,650.53/576,274.36 = 254,197.56/x
  3. Step 3: Cross multiply
    417,650.53x = 576,274.36 × 254,197.56
  4. Step 4: Simplify right side
    417,650.53x = 146,487,536,202.56
  5. Step 5: Solve for x
    x = 146,487,536,202.56/417,650.53
  6. Step 6: Final answer
    x = 350,741.89

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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.