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Finding the Fourth Proportional to 603.57, 833.00 and 382.50

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Solution

The fourth proportional to 603.57, 833.00 and 382.50 is: 527.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.57 : 833.00 = 382.50 : x
  2. Step 2: Convert to fraction form
    603.57/833.00 = 382.50/x
  3. Step 3: Cross multiply
    603.57x = 833.00 × 382.50
  4. Step 4: Simplify right side
    603.57x = 318,620.59
  5. Step 5: Solve for x
    x = 318,620.59/603.57
  6. Step 6: Final answer
    x = 527.89

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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.