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Finding the Fourth Proportional to 329,228.88, 493,766.64 and 92,594.40

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Solution

The fourth proportional to 329,228.88, 493,766.64 and 92,594.40 is: 138,870.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,228.88 : 493,766.64 = 92,594.40 : x
  2. Step 2: Convert to fraction form
    329,228.88/493,766.64 = 92,594.40/x
  3. Step 3: Cross multiply
    329,228.88x = 493,766.64 × 92,594.40
  4. Step 4: Simplify right side
    329,228.88x = 45,720,025,770.82
  5. Step 5: Solve for x
    x = 45,720,025,770.82/329,228.88
  6. Step 6: Final answer
    x = 138,870.03

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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.