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Finding the Fourth Proportional to 329,096.60, 493,592.10 and 118,626.20

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Solution

The fourth proportional to 329,096.60, 493,592.10 and 118,626.20 is: 177,920.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,096.60 : 493,592.10 = 118,626.20 : x
  2. Step 2: Convert to fraction form
    329,096.60/493,592.10 = 118,626.20/x
  3. Step 3: Cross multiply
    329,096.60x = 493,592.10 × 118,626.20
  4. Step 4: Simplify right side
    329,096.60x = 58,552,955,173.02
  5. Step 5: Solve for x
    x = 58,552,955,173.02/329,096.60
  6. Step 6: Final answer
    x = 177,920.27

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1.5x scale

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.