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Finding the Fourth Proportional to 606.15, 836.52 and 458.52

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Solution

The fourth proportional to 606.15, 836.52 and 458.52 is: 632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.15 : 836.52 = 458.52 : x
  2. Step 2: Convert to fraction form
    606.15/836.52 = 458.52/x
  3. Step 3: Cross multiply
    606.15x = 836.52 × 458.52
  4. Step 4: Simplify right side
    606.15x = 383,561.15
  5. Step 5: Solve for x
    x = 383,561.15/606.15
  6. Step 6: Final answer
    x = 632.78

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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.