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Finding the Fourth Proportional to 483,408.96, 724,864.37 and 216,941.04

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Solution

The fourth proportional to 483,408.96, 724,864.37 and 216,941.04 is: 325,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,408.96 : 724,864.37 = 216,941.04 : x
  2. Step 2: Convert to fraction form
    483,408.96/724,864.37 = 216,941.04/x
  3. Step 3: Cross multiply
    483,408.96x = 724,864.37 × 216,941.04
  4. Step 4: Simplify right side
    483,408.96x = 157,252,829,202.04
  5. Step 5: Solve for x
    x = 157,252,829,202.04/483,408.96
  6. Step 6: Final answer
    x = 325,299.78

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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.