Finding the Fourth Proportional to 846,412.62, 1,268,142.53 and 705,165.18
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Solution
The fourth proportional to 846,412.62, 1,268,142.53 and 705,165.18 is: 1,056,517.74
Step by Step Solution
- Step 1: Write the proportion equation
846,412.62 : 1,268,142.53 = 705,165.18 : x - Step 2: Convert to fraction form
846,412.62/1,268,142.53 = 705,165.18/x - Step 3: Cross multiply
846,412.62x = 1,268,142.53 × 705,165.18 - Step 4: Simplify right side
846,412.62x = 894,249,951,907.28 - Step 5: Solve for x
x = 894,249,951,907.28/846,412.62 - Step 6: Final answer
x = 1,056,517.74
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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.