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Finding the Fourth Proportional to 603.02, 836.06 and 582.78

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Solution

The fourth proportional to 603.02, 836.06 and 582.78 is: 808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.02 : 836.06 = 582.78 : x
  2. Step 2: Convert to fraction form
    603.02/836.06 = 582.78/x
  3. Step 3: Cross multiply
    603.02x = 836.06 × 582.78
  4. Step 4: Simplify right side
    603.02x = 487,239.05
  5. Step 5: Solve for x
    x = 487,239.05/603.02
  6. Step 6: Final answer
    x = 808.00

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.