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Finding the Fourth Proportional to 437.93, 603.64 and 332.67

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Solution

The fourth proportional to 437.93, 603.64 and 332.67 is: 458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.93 : 603.64 = 332.67 : x
  2. Step 2: Convert to fraction form
    437.93/603.64 = 332.67/x
  3. Step 3: Cross multiply
    437.93x = 603.64 × 332.67
  4. Step 4: Simplify right side
    437.93x = 200,812.92
  5. Step 5: Solve for x
    x = 200,812.92/437.93
  6. Step 6: Final answer
    x = 458.55

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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.