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Finding the Fourth Proportional to 568,406.58, 852,425.28 and 189,225.42

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Solution

The fourth proportional to 568,406.58, 852,425.28 and 189,225.42 is: 283,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,406.58 : 852,425.28 = 189,225.42 : x
  2. Step 2: Convert to fraction form
    568,406.58/852,425.28 = 189,225.42/x
  3. Step 3: Cross multiply
    568,406.58x = 852,425.28 × 189,225.42
  4. Step 4: Simplify right side
    568,406.58x = 161,300,531,626.62
  5. Step 5: Solve for x
    x = 161,300,531,626.62/568,406.58
  6. Step 6: Final answer
    x = 283,776.68

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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.