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Finding the Fourth Proportional to 568,737.59, 852,450.21 and 213,525.05

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Solution

The fourth proportional to 568,737.59, 852,450.21 and 213,525.05 is: 320,041.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,737.59 : 852,450.21 = 213,525.05 : x
  2. Step 2: Convert to fraction form
    568,737.59/852,450.21 = 213,525.05/x
  3. Step 3: Cross multiply
    568,737.59x = 852,450.21 × 213,525.05
  4. Step 4: Simplify right side
    568,737.59x = 182,019,469,450.51
  5. Step 5: Solve for x
    x = 182,019,469,450.51/568,737.59
  6. Step 6: Final answer
    x = 320,041.22

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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.