Finding the Fourth Proportional to 713,231.44, 1,071,519.36 and 672,880.48
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Solution
The fourth proportional to 713,231.44, 1,071,519.36 and 672,880.48 is: 1,010,898.32
Step by Step Solution
- Step 1: Write the proportion equation
713,231.44 : 1,071,519.36 = 672,880.48 : x - Step 2: Convert to fraction form
713,231.44/1,071,519.36 = 672,880.48/x - Step 3: Cross multiply
713,231.44x = 1,071,519.36 × 672,880.48 - Step 4: Simplify right side
713,231.44x = 721,004,461,286.09 - Step 5: Solve for x
x = 721,004,461,286.09/713,231.44 - Step 6: Final answer
x = 1,010,898.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.