Finding the Fourth Proportional to 776,914.18, 1,166,444.58 and 536,463.78
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Solution
The fourth proportional to 776,914.18, 1,166,444.58 and 536,463.78 is: 805,436.80
Step by Step Solution
- Step 1: Write the proportion equation
776,914.18 : 1,166,444.58 = 536,463.78 : x - Step 2: Convert to fraction form
776,914.18/1,166,444.58 = 536,463.78/x - Step 3: Cross multiply
776,914.18x = 1,166,444.58 × 536,463.78 - Step 4: Simplify right side
776,914.18x = 625,755,268,547.31 - Step 5: Solve for x
x = 625,755,268,547.31/776,914.18 - Step 6: Final answer
x = 805,436.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.