Finding the Fourth Proportional to 300,948.71, 451,291.83 and 113,828.99
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Solution
The fourth proportional to 300,948.71, 451,291.83 and 113,828.99 is: 170,693.85
Step by Step Solution
- Step 1: Write the proportion equation
300,948.71 : 451,291.83 = 113,828.99 : x - Step 2: Convert to fraction form
300,948.71/451,291.83 = 113,828.99/x - Step 3: Cross multiply
300,948.71x = 451,291.83 × 113,828.99 - Step 4: Simplify right side
300,948.71x = 51,370,093,699.64 - Step 5: Solve for x
x = 51,370,093,699.64/300,948.71 - Step 6: Final answer
x = 170,693.85
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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.