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Finding the Fourth Proportional to 329,124.30, 493,703.38 and 92,485.44

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Solution

The fourth proportional to 329,124.30, 493,703.38 and 92,485.44 is: 138,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,124.30 : 493,703.38 = 92,485.44 : x
  2. Step 2: Convert to fraction form
    329,124.30/493,703.38 = 92,485.44/x
  3. Step 3: Cross multiply
    329,124.30x = 493,703.38 × 92,485.44
  4. Step 4: Simplify right side
    329,124.30x = 45,660,374,328.79
  5. Step 5: Solve for x
    x = 45,660,374,328.79/329,124.30
  6. Step 6: Final answer
    x = 138,732.92

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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.