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Finding the Fourth Proportional to 379,759.44, 524,066.72 and 214,174.32

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Solution

The fourth proportional to 379,759.44, 524,066.72 and 214,174.32 is: 295,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,759.44 : 524,066.72 = 214,174.32 : x
  2. Step 2: Convert to fraction form
    379,759.44/524,066.72 = 214,174.32/x
  3. Step 3: Cross multiply
    379,759.44x = 524,066.72 × 214,174.32
  4. Step 4: Simplify right side
    379,759.44x = 112,241,633,390.63
  5. Step 5: Solve for x
    x = 112,241,633,390.63/379,759.44
  6. Step 6: Final answer
    x = 295,559.82

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1.5x scale

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.