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Finding the Fourth Proportional to 329,094.13, 493,660.33 and 92,455.26

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Solution

The fourth proportional to 329,094.13, 493,660.33 and 92,455.26 is: 138,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,094.13 : 493,660.33 = 92,455.26 : x
  2. Step 2: Convert to fraction form
    329,094.13/493,660.33 = 92,455.26/x
  3. Step 3: Cross multiply
    329,094.13x = 493,660.33 × 92,455.26
  4. Step 4: Simplify right side
    329,094.13x = 45,641,494,161.84
  5. Step 5: Solve for x
    x = 45,641,494,161.84/329,094.13
  6. Step 6: Final answer
    x = 138,688.27

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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.