Finding the Fourth Proportional to 303,565.08, 418,911.47 and 167,596.55
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Solution
The fourth proportional to 303,565.08, 418,911.47 and 167,596.55 is: 231,278.63
Step by Step Solution
- Step 1: Write the proportion equation
303,565.08 : 418,911.47 = 167,596.55 : x - Step 2: Convert to fraction form
303,565.08/418,911.47 = 167,596.55/x - Step 3: Cross multiply
303,565.08x = 418,911.47 × 167,596.55 - Step 4: Simplify right side
303,565.08x = 70,208,117,127.43 - Step 5: Solve for x
x = 70,208,117,127.43/303,565.08 - Step 6: Final answer
x = 231,278.63
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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.