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Finding the Fourth Proportional to 569,635.20, 854,222.40 and 195,465.60

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Solution

The fourth proportional to 569,635.20, 854,222.40 and 195,465.60 is: 293,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,635.20 : 854,222.40 = 195,465.60 : x
  2. Step 2: Convert to fraction form
    569,635.20/854,222.40 = 195,465.60/x
  3. Step 3: Cross multiply
    569,635.20x = 854,222.40 × 195,465.60
  4. Step 4: Simplify right side
    569,635.20x = 166,971,093,949.44
  5. Step 5: Solve for x
    x = 166,971,093,949.44/569,635.20
  6. Step 6: Final answer
    x = 293,119.34

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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.