Finding the Fourth Proportional to 776,770.08, 1,165,435.68 and 271,405.44
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Solution
The fourth proportional to 776,770.08, 1,165,435.68 and 271,405.44 is: 407,206.19
Step by Step Solution
- Step 1: Write the proportion equation
776,770.08 : 1,165,435.68 = 271,405.44 : x - Step 2: Convert to fraction form
776,770.08/1,165,435.68 = 271,405.44/x - Step 3: Cross multiply
776,770.08x = 1,165,435.68 × 271,405.44 - Step 4: Simplify right side
776,770.08x = 316,305,583,522.10 - Step 5: Solve for x
x = 316,305,583,522.10/776,770.08 - Step 6: Final answer
x = 407,206.19
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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.