Home / 341,865.09-512,447.67-173,072.43

Finding the Fourth Proportional to 341,865.09, 512,447.67 and 173,072.43

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Solution

The fourth proportional to 341,865.09, 512,447.67 and 173,072.43 is: 259,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,865.09 : 512,447.67 = 173,072.43 : x
  2. Step 2: Convert to fraction form
    341,865.09/512,447.67 = 173,072.43/x
  3. Step 3: Cross multiply
    341,865.09x = 512,447.67 × 173,072.43
  4. Step 4: Simplify right side
    341,865.09x = 88,690,563,494.74
  5. Step 5: Solve for x
    x = 88,690,563,494.74/341,865.09
  6. Step 6: Final answer
    x = 259,431.47

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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.