Home / 744,893.86-1,117,346.46-212,414.44

Finding the Fourth Proportional to 744,893.86, 1,117,346.46 and 212,414.44

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Solution

The fourth proportional to 744,893.86, 1,117,346.46 and 212,414.44 is: 318,623.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,893.86 : 1,117,346.46 = 212,414.44 : x
  2. Step 2: Convert to fraction form
    744,893.86/1,117,346.46 = 212,414.44/x
  3. Step 3: Cross multiply
    744,893.86x = 1,117,346.46 × 212,414.44
  4. Step 4: Simplify right side
    744,893.86x = 237,340,522,586.88
  5. Step 5: Solve for x
    x = 237,340,522,586.88/744,893.86
  6. Step 6: Final answer
    x = 318,623.28

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Double scale
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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.