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Finding the Fourth Proportional to 332,889.74, 459,328.79 and 196,929.42

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Solution

The fourth proportional to 332,889.74, 459,328.79 and 196,929.42 is: 271,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,889.74 : 459,328.79 = 196,929.42 : x
  2. Step 2: Convert to fraction form
    332,889.74/459,328.79 = 196,929.42/x
  3. Step 3: Cross multiply
    332,889.74x = 459,328.79 × 196,929.42
  4. Step 4: Simplify right side
    332,889.74x = 90,455,352,204.00
  5. Step 5: Solve for x
    x = 90,455,352,204.00/332,889.74
  6. Step 6: Final answer
    x = 271,727.67

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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.