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Finding the Fourth Proportional to 608,167.24, 839,404.02 and 353,665.24

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Solution

The fourth proportional to 608,167.24, 839,404.02 and 353,665.24 is: 488,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,167.24 : 839,404.02 = 353,665.24 : x
  2. Step 2: Convert to fraction form
    608,167.24/839,404.02 = 353,665.24/x
  3. Step 3: Cross multiply
    608,167.24x = 839,404.02 × 353,665.24
  4. Step 4: Simplify right side
    608,167.24x = 296,868,024,190.27
  5. Step 5: Solve for x
    x = 296,868,024,190.27/608,167.24
  6. Step 6: Final answer
    x = 488,135.51

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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.