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Finding the Fourth Proportional to 590,125.70, 884,022.15 and 323,408.90

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Solution

The fourth proportional to 590,125.70, 884,022.15 and 323,408.90 is: 484,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,125.70 : 884,022.15 = 323,408.90 : x
  2. Step 2: Convert to fraction form
    590,125.70/884,022.15 = 323,408.90/x
  3. Step 3: Cross multiply
    590,125.70x = 884,022.15 × 323,408.90
  4. Step 4: Simplify right side
    590,125.70x = 285,900,631,107.14
  5. Step 5: Solve for x
    x = 285,900,631,107.14/590,125.70
  6. Step 6: Final answer
    x = 484,474.12

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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.