Home / 397,214.88-595,635.03-144,317.04

Finding the Fourth Proportional to 397,214.88, 595,635.03 and 144,317.04

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Solution

The fourth proportional to 397,214.88, 595,635.03 and 144,317.04 is: 216,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,214.88 : 595,635.03 = 144,317.04 : x
  2. Step 2: Convert to fraction form
    397,214.88/595,635.03 = 144,317.04/x
  3. Step 3: Cross multiply
    397,214.88x = 595,635.03 × 144,317.04
  4. Step 4: Simplify right side
    397,214.88x = 85,960,284,449.91
  5. Step 5: Solve for x
    x = 85,960,284,449.91/397,214.88
  6. Step 6: Final answer
    x = 216,407.51

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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.