Home / 384,050.42-529,989.25-214,284.55

Finding the Fourth Proportional to 384,050.42, 529,989.25 and 214,284.55

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Solution

The fourth proportional to 384,050.42, 529,989.25 and 214,284.55 is: 295,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,050.42 : 529,989.25 = 214,284.55 : x
  2. Step 2: Convert to fraction form
    384,050.42/529,989.25 = 214,284.55/x
  3. Step 3: Cross multiply
    384,050.42x = 529,989.25 × 214,284.55
  4. Step 4: Simplify right side
    384,050.42x = 113,568,505,291.14
  5. Step 5: Solve for x
    x = 113,568,505,291.14/384,050.42
  6. Step 6: Final answer
    x = 295,712.49

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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.