Finding the Fourth Proportional to 862,352.33, 1,293,778.17 and 356,819.99
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Solution
The fourth proportional to 862,352.33, 1,293,778.17 and 356,819.99 is: 535,333.29
Step by Step Solution
- Step 1: Write the proportion equation
862,352.33 : 1,293,778.17 = 356,819.99 : x - Step 2: Convert to fraction form
862,352.33/1,293,778.17 = 356,819.99/x - Step 3: Cross multiply
862,352.33x = 1,293,778.17 × 356,819.99 - Step 4: Simplify right side
862,352.33x = 461,645,907,212.73 - Step 5: Solve for x
x = 461,645,907,212.73/862,352.33 - Step 6: Final answer
x = 535,333.29
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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.