Finding the Fourth Proportional to 802,097.10, 1,202,562.45 and 328,538.70
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Solution
The fourth proportional to 802,097.10, 1,202,562.45 and 328,538.70 is: 492,569.17
Step by Step Solution
- Step 1: Write the proportion equation
802,097.10 : 1,202,562.45 = 328,538.70 : x - Step 2: Convert to fraction form
802,097.10/1,202,562.45 = 328,538.70/x - Step 3: Cross multiply
802,097.10x = 1,202,562.45 × 328,538.70 - Step 4: Simplify right side
802,097.10x = 395,088,303,991.82 - Step 5: Solve for x
x = 395,088,303,991.82/802,097.10 - Step 6: Final answer
x = 492,569.17
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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.