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Finding the Fourth Proportional to 417,551.30, 576,213.24 and 254,148.62

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Solution

The fourth proportional to 417,551.30, 576,213.24 and 254,148.62 is: 350,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,551.30 : 576,213.24 = 254,148.62 : x
  2. Step 2: Convert to fraction form
    417,551.30/576,213.24 = 254,148.62/x
  3. Step 3: Cross multiply
    417,551.30x = 576,213.24 × 254,148.62
  4. Step 4: Simplify right side
    417,551.30x = 146,443,799,771.73
  5. Step 5: Solve for x
    x = 146,443,799,771.73/417,551.30
  6. Step 6: Final answer
    x = 350,720.50

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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.