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Finding the Fourth Proportional to 491,719.02, 737,003 and 187,914.24

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Solution

The fourth proportional to 491,719.02, 737,003 and 187,914.24 is: 281,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,719.02 : 737,003 = 187,914.24 : x
  2. Step 2: Convert to fraction form
    491,719.02/737,003 = 187,914.24/x
  3. Step 3: Cross multiply
    491,719.02x = 737,003 × 187,914.24
  4. Step 4: Simplify right side
    491,719.02x = 138,493,358,622.72
  5. Step 5: Solve for x
    x = 138,493,358,622.72/491,719.02
  6. Step 6: Final answer
    x = 281,651.42

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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.