Home / 634,170.52-875,131.94-347,684.28

Finding the Fourth Proportional to 634,170.52, 875,131.94 and 347,684.28

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Solution

The fourth proportional to 634,170.52, 875,131.94 and 347,684.28 is: 479,791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,170.52 : 875,131.94 = 347,684.28 : x
  2. Step 2: Convert to fraction form
    634,170.52/875,131.94 = 347,684.28/x
  3. Step 3: Cross multiply
    634,170.52x = 875,131.94 × 347,684.28
  4. Step 4: Simplify right side
    634,170.52x = 304,269,618,463.90
  5. Step 5: Solve for x
    x = 304,269,618,463.90/634,170.52
  6. Step 6: Final answer
    x = 479,791.49

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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.