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Finding the Fourth Proportional to 566,120.70, 848,481.21 and 285,484.86

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Solution

The fourth proportional to 566,120.70, 848,481.21 and 285,484.86 is: 427,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,120.70 : 848,481.21 = 285,484.86 : x
  2. Step 2: Convert to fraction form
    566,120.70/848,481.21 = 285,484.86/x
  3. Step 3: Cross multiply
    566,120.70x = 848,481.21 × 285,484.86
  4. Step 4: Simplify right side
    566,120.70x = 242,228,539,449.48
  5. Step 5: Solve for x
    x = 242,228,539,449.48/566,120.70
  6. Step 6: Final answer
    x = 427,874.37

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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.