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Finding the Fourth Proportional to 347,325.52, 520,988.64 and 110,668

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Solution

The fourth proportional to 347,325.52, 520,988.64 and 110,668 is: 166,002.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,325.52 : 520,988.64 = 110,668 : x
  2. Step 2: Convert to fraction form
    347,325.52/520,988.64 = 110,668/x
  3. Step 3: Cross multiply
    347,325.52x = 520,988.64 × 110,668
  4. Step 4: Simplify right side
    347,325.52x = 57,656,770,811.52
  5. Step 5: Solve for x
    x = 57,656,770,811.52/347,325.52
  6. Step 6: Final answer
    x = 166,002.11

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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.