Finding the Fourth Proportional to 994,720.08, 1,492,313.28 and 395,715.36
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Solution
The fourth proportional to 994,720.08, 1,492,313.28 and 395,715.36 is: 593,665.79
Step by Step Solution
- Step 1: Write the proportion equation
994,720.08 : 1,492,313.28 = 395,715.36 : x - Step 2: Convert to fraction form
994,720.08/1,492,313.28 = 395,715.36/x - Step 3: Cross multiply
994,720.08x = 1,492,313.28 × 395,715.36 - Step 4: Simplify right side
994,720.08x = 590,531,286,827.98 - Step 5: Solve for x
x = 590,531,286,827.98/994,720.08 - Step 6: Final answer
x = 593,665.79
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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.