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Finding the Fourth Proportional to 350,432.70, 525,770.97 and 110,583.60

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Solution

The fourth proportional to 350,432.70, 525,770.97 and 110,583.60 is: 165,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,432.70 : 525,770.97 = 110,583.60 : x
  2. Step 2: Convert to fraction form
    350,432.70/525,770.97 = 110,583.60/x
  3. Step 3: Cross multiply
    350,432.70x = 525,770.97 × 110,583.60
  4. Step 4: Simplify right side
    350,432.70x = 58,141,646,638.09
  5. Step 5: Solve for x
    x = 58,141,646,638.09/350,432.70
  6. Step 6: Final answer
    x = 165,913.87

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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.