Finding the Fourth Proportional to 990,373.44, 1,366,720.80 and 582,492.36
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Solution
The fourth proportional to 990,373.44, 1,366,720.80 and 582,492.36 is: 803,842.66
Step by Step Solution
- Step 1: Write the proportion equation
990,373.44 : 1,366,720.80 = 582,492.36 : x - Step 2: Convert to fraction form
990,373.44/1,366,720.80 = 582,492.36/x - Step 3: Cross multiply
990,373.44x = 1,366,720.80 × 582,492.36 - Step 4: Simplify right side
990,373.44x = 796,104,424,253.09 - Step 5: Solve for x
x = 796,104,424,253.09/990,373.44 - Step 6: Final answer
x = 803,842.66
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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.