Finding the Fourth Proportional to 771,944.96, 1,158,464.64 and 351,274.88
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Solution
The fourth proportional to 771,944.96, 1,158,464.64 and 351,274.88 is: 527,161.32
Step by Step Solution
- Step 1: Write the proportion equation
771,944.96 : 1,158,464.64 = 351,274.88 : x - Step 2: Convert to fraction form
771,944.96/1,158,464.64 = 351,274.88/x - Step 3: Cross multiply
771,944.96x = 1,158,464.64 × 351,274.88 - Step 4: Simplify right side
771,944.96x = 406,939,527,400.24 - Step 5: Solve for x
x = 406,939,527,400.24/771,944.96 - Step 6: Final answer
x = 527,161.32
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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.