Home / 751,933.16-1,037,672.88-412,403.84

Finding the Fourth Proportional to 751,933.16, 1,037,672.88 and 412,403.84

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Solution

The fourth proportional to 751,933.16, 1,037,672.88 and 412,403.84 is: 569,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,933.16 : 1,037,672.88 = 412,403.84 : x
  2. Step 2: Convert to fraction form
    751,933.16/1,037,672.88 = 412,403.84/x
  3. Step 3: Cross multiply
    751,933.16x = 1,037,672.88 × 412,403.84
  4. Step 4: Simplify right side
    751,933.16x = 427,940,280,375.86
  5. Step 5: Solve for x
    x = 427,940,280,375.86/751,933.16
  6. Step 6: Final answer
    x = 569,120.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.