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Finding the Fourth Proportional to 253,143.60, 379,813.41 and 232,475.64

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Solution

The fourth proportional to 253,143.60, 379,813.41 and 232,475.64 is: 348,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,143.60 : 379,813.41 = 232,475.64 : x
  2. Step 2: Convert to fraction form
    253,143.60/379,813.41 = 232,475.64/x
  3. Step 3: Cross multiply
    253,143.60x = 379,813.41 × 232,475.64
  4. Step 4: Simplify right side
    253,143.60x = 88,297,365,570.33
  5. Step 5: Solve for x
    x = 88,297,365,570.33/253,143.60
  6. Step 6: Final answer
    x = 348,803.47

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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.