Home / 568,217.67-852,075.64-212,982.58

Finding the Fourth Proportional to 568,217.67, 852,075.64 and 212,982.58

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Solution

The fourth proportional to 568,217.67, 852,075.64 and 212,982.58 is: 319,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,217.67 : 852,075.64 = 212,982.58 : x
  2. Step 2: Convert to fraction form
    568,217.67/852,075.64 = 212,982.58/x
  3. Step 3: Cross multiply
    568,217.67x = 852,075.64 × 212,982.58
  4. Step 4: Simplify right side
    568,217.67x = 181,477,269,493.67
  5. Step 5: Solve for x
    x = 181,477,269,493.67/568,217.67
  6. Step 6: Final answer
    x = 319,379.84

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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.