Finding the Fourth Proportional to 549,086.10, 822,556.29 and 378,277.62
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Solution
The fourth proportional to 549,086.10, 822,556.29 and 378,277.62 is: 566,677.31
Step by Step Solution
- Step 1: Write the proportion equation
549,086.10 : 822,556.29 = 378,277.62 : x - Step 2: Convert to fraction form
549,086.10/822,556.29 = 378,277.62/x - Step 3: Cross multiply
549,086.10x = 822,556.29 × 378,277.62 - Step 4: Simplify right side
549,086.10x = 311,154,635,697.23 - Step 5: Solve for x
x = 311,154,635,697.23/549,086.10 - Step 6: Final answer
x = 566,677.31
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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.