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Finding the Fourth Proportional to 323,059.40, 484,416.30 and 112,704.20

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Solution

The fourth proportional to 323,059.40, 484,416.30 and 112,704.20 is: 168,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,059.40 : 484,416.30 = 112,704.20 : x
  2. Step 2: Convert to fraction form
    323,059.40/484,416.30 = 112,704.20/x
  3. Step 3: Cross multiply
    323,059.40x = 484,416.30 × 112,704.20
  4. Step 4: Simplify right side
    323,059.40x = 54,595,751,558.46
  5. Step 5: Solve for x
    x = 54,595,751,558.46/323,059.40
  6. Step 6: Final answer
    x = 168,996.02

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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.