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Finding the Fourth Proportional to 434,446.55, 651,668.52 and 110,234.02

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Solution

The fourth proportional to 434,446.55, 651,668.52 and 110,234.02 is: 165,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,446.55 : 651,668.52 = 110,234.02 : x
  2. Step 2: Convert to fraction form
    434,446.55/651,668.52 = 110,234.02/x
  3. Step 3: Cross multiply
    434,446.55x = 651,668.52 × 110,234.02
  4. Step 4: Simplify right side
    434,446.55x = 71,836,038,530.28
  5. Step 5: Solve for x
    x = 71,836,038,530.28/434,446.55
  6. Step 6: Final answer
    x = 165,350.69

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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.