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Finding the Fourth Proportional to 322,354.27, 483,535.05 and 97,712.92

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Solution

The fourth proportional to 322,354.27, 483,535.05 and 97,712.92 is: 146,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,354.27 : 483,535.05 = 97,712.92 : x
  2. Step 2: Convert to fraction form
    322,354.27/483,535.05 = 97,712.92/x
  3. Step 3: Cross multiply
    322,354.27x = 483,535.05 × 97,712.92
  4. Step 4: Simplify right side
    322,354.27x = 47,247,621,657.85
  5. Step 5: Solve for x
    x = 47,247,621,657.85/322,354.27
  6. Step 6: Final answer
    x = 146,570.48

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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.