Home / 568,004.36-851,821.56-188,823.40

Finding the Fourth Proportional to 568,004.36, 851,821.56 and 188,823.40

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Solution

The fourth proportional to 568,004.36, 851,821.56 and 188,823.40 is: 283,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,004.36 : 851,821.56 = 188,823.40 : x
  2. Step 2: Convert to fraction form
    568,004.36/851,821.56 = 188,823.40/x
  3. Step 3: Cross multiply
    568,004.36x = 851,821.56 × 188,823.40
  4. Step 4: Simplify right side
    568,004.36x = 160,843,843,152.50
  5. Step 5: Solve for x
    x = 160,843,843,152.50/568,004.36
  6. Step 6: Final answer
    x = 283,173.61

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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.