Home / 715,399.08-1,072,431.58-241,753.20

Finding the Fourth Proportional to 715,399.08, 1,072,431.58 and 241,753.20

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Solution

The fourth proportional to 715,399.08, 1,072,431.58 and 241,753.20 is: 362,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,399.08 : 1,072,431.58 = 241,753.20 : x
  2. Step 2: Convert to fraction form
    715,399.08/1,072,431.58 = 241,753.20/x
  3. Step 3: Cross multiply
    715,399.08x = 1,072,431.58 × 241,753.20
  4. Step 4: Simplify right side
    715,399.08x = 259,263,766,246.06
  5. Step 5: Solve for x
    x = 259,263,766,246.06/715,399.08
  6. Step 6: Final answer
    x = 362,404.39

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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.