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Finding the Fourth Proportional to 395,677.15, 595,980.56 and 367,961.03

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Solution

The fourth proportional to 395,677.15, 595,980.56 and 367,961.03 is: 554,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,677.15 : 595,980.56 = 367,961.03 : x
  2. Step 2: Convert to fraction form
    395,677.15/595,980.56 = 367,961.03/x
  3. Step 3: Cross multiply
    395,677.15x = 595,980.56 × 367,961.03
  4. Step 4: Simplify right side
    395,677.15x = 219,297,620,717.58
  5. Step 5: Solve for x
    x = 219,297,620,717.58/395,677.15
  6. Step 6: Final answer
    x = 554,233.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.