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Finding the Fourth Proportional to 673.99, 1,011.08 and 241.04

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Solution

The fourth proportional to 673.99, 1,011.08 and 241.04 is: 361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.99 : 1,011.08 = 241.04 : x
  2. Step 2: Convert to fraction form
    673.99/1,011.08 = 241.04/x
  3. Step 3: Cross multiply
    673.99x = 1,011.08 × 241.04
  4. Step 4: Simplify right side
    673.99x = 243,713.85
  5. Step 5: Solve for x
    x = 243,713.85/673.99
  6. Step 6: Final answer
    x = 361.60

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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.