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Finding the Fourth Proportional to 329,594.20, 493,613.70 and 223,840.60

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Solution

The fourth proportional to 329,594.20, 493,613.70 and 223,840.60 is: 335,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,594.20 : 493,613.70 = 223,840.60 : x
  2. Step 2: Convert to fraction form
    329,594.20/493,613.70 = 223,840.60/x
  3. Step 3: Cross multiply
    329,594.20x = 493,613.70 × 223,840.60
  4. Step 4: Simplify right side
    329,594.20x = 110,490,786,776.22
  5. Step 5: Solve for x
    x = 110,490,786,776.22/329,594.20
  6. Step 6: Final answer
    x = 335,232.80

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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.