Finding the Fourth Proportional to 802,113.50, 1,106,916.63 and 479,837.18
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Solution
The fourth proportional to 802,113.50, 1,106,916.63 and 479,837.18 is: 662,175.31
Step by Step Solution
- Step 1: Write the proportion equation
802,113.50 : 1,106,916.63 = 479,837.18 : x - Step 2: Convert to fraction form
802,113.50/1,106,916.63 = 479,837.18/x - Step 3: Cross multiply
802,113.50x = 1,106,916.63 × 479,837.18 - Step 4: Simplify right side
802,113.50x = 531,139,754,234.30 - Step 5: Solve for x
x = 531,139,754,234.30/802,113.50 - Step 6: Final answer
x = 662,175.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.