Finding the Fourth Proportional to 684,459.68, 1,026,611.05 and 179,069.44
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Solution
The fourth proportional to 684,459.68, 1,026,611.05 and 179,069.44 is: 268,583.62
Step by Step Solution
- Step 1: Write the proportion equation
684,459.68 : 1,026,611.05 = 179,069.44 : x - Step 2: Convert to fraction form
684,459.68/1,026,611.05 = 179,069.44/x - Step 3: Cross multiply
684,459.68x = 1,026,611.05 × 179,069.44 - Step 4: Simplify right side
684,459.68x = 183,834,659,792.91 - Step 5: Solve for x
x = 183,834,659,792.91/684,459.68 - Step 6: Final answer
x = 268,583.62
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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.