Finding the Fourth Proportional to 668,662.63, 922,770.62 and 366,856.63
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Solution
The fourth proportional to 668,662.63, 922,770.62 and 366,856.63 is: 506,271.03
Step by Step Solution
- Step 1: Write the proportion equation
668,662.63 : 922,770.62 = 366,856.63 : x - Step 2: Convert to fraction form
668,662.63/922,770.62 = 366,856.63/x - Step 3: Cross multiply
668,662.63x = 922,770.62 × 366,856.63 - Step 4: Simplify right side
668,662.63x = 338,524,519,916.21 - Step 5: Solve for x
x = 338,524,519,916.21/668,662.63 - Step 6: Final answer
x = 506,271.03
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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.