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Finding the Fourth Proportional to 568,001.28, 851,403.83 and 188,820.26

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Solution

The fourth proportional to 568,001.28, 851,403.83 and 188,820.26 is: 283,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,001.28 : 851,403.83 = 188,820.26 : x
  2. Step 2: Convert to fraction form
    568,001.28/851,403.83 = 188,820.26/x
  3. Step 3: Cross multiply
    568,001.28x = 851,403.83 × 188,820.26
  4. Step 4: Simplify right side
    568,001.28x = 160,762,287,344.48
  5. Step 5: Solve for x
    x = 160,762,287,344.48/568,001.28
  6. Step 6: Final answer
    x = 283,031.56

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1.5x scale

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.