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Finding the Fourth Proportional to 832.02, 1,246.14 and 506.67

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Solution

The fourth proportional to 832.02, 1,246.14 and 506.67 is: 758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    832.02 : 1,246.14 = 506.67 : x
  2. Step 2: Convert to fraction form
    832.02/1,246.14 = 506.67/x
  3. Step 3: Cross multiply
    832.02x = 1,246.14 × 506.67
  4. Step 4: Simplify right side
    832.02x = 631,381.75
  5. Step 5: Solve for x
    x = 631,381.75/832.02
  6. Step 6: Final answer
    x = 758.85

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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.