Finding the Fourth Proportional to 764,730.19, 1,053,770.75 and 591,596.29
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Solution
The fourth proportional to 764,730.19, 1,053,770.75 and 591,596.29 is: 815,198.45
Step by Step Solution
- Step 1: Write the proportion equation
764,730.19 : 1,053,770.75 = 591,596.29 : x - Step 2: Convert to fraction form
764,730.19/1,053,770.75 = 591,596.29/x - Step 3: Cross multiply
764,730.19x = 1,053,770.75 × 591,596.29 - Step 4: Simplify right side
764,730.19x = 623,406,863,252.54 - Step 5: Solve for x
x = 623,406,863,252.54/764,730.19 - Step 6: Final answer
x = 815,198.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.