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Finding the Fourth Proportional to 533,354.90, 800,452.68 and 234,042.08

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Solution

The fourth proportional to 533,354.90, 800,452.68 and 234,042.08 is: 351,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,354.90 : 800,452.68 = 234,042.08 : x
  2. Step 2: Convert to fraction form
    533,354.90/800,452.68 = 234,042.08/x
  3. Step 3: Cross multiply
    533,354.90x = 800,452.68 × 234,042.08
  4. Step 4: Simplify right side
    533,354.90x = 187,339,606,605.34
  5. Step 5: Solve for x
    x = 187,339,606,605.34/533,354.90
  6. Step 6: Final answer
    x = 351,247.56

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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.