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Finding the Fourth Proportional to 435.99, 653.49 and 332.93

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Solution

The fourth proportional to 435.99, 653.49 and 332.93 is: 499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.99 : 653.49 = 332.93 : x
  2. Step 2: Convert to fraction form
    435.99/653.49 = 332.93/x
  3. Step 3: Cross multiply
    435.99x = 653.49 × 332.93
  4. Step 4: Simplify right side
    435.99x = 217,566.43
  5. Step 5: Solve for x
    x = 217,566.43/435.99
  6. Step 6: Final answer
    x = 499.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.