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Finding the Fourth Proportional to 603.60, 833.06 and 437.75

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Solution

The fourth proportional to 603.60, 833.06 and 437.75 is: 604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.60 : 833.06 = 437.75 : x
  2. Step 2: Convert to fraction form
    603.60/833.06 = 437.75/x
  3. Step 3: Cross multiply
    603.60x = 833.06 × 437.75
  4. Step 4: Simplify right side
    603.60x = 364,675.19
  5. Step 5: Solve for x
    x = 364,675.19/603.60
  6. Step 6: Final answer
    x = 604.17

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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.