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Finding the Fourth Proportional to 329,118.04, 493,693.97 and 92,479.17

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Solution

The fourth proportional to 329,118.04, 493,693.97 and 92,479.17 is: 138,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,118.04 : 493,693.97 = 92,479.17 : x
  2. Step 2: Convert to fraction form
    329,118.04/493,693.97 = 92,479.17/x
  3. Step 3: Cross multiply
    329,118.04x = 493,693.97 × 92,479.17
  4. Step 4: Simplify right side
    329,118.04x = 45,656,408,579.60
  5. Step 5: Solve for x
    x = 45,656,408,579.60/329,118.04
  6. Step 6: Final answer
    x = 138,723.51

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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.