Finding the Fourth Proportional to 257,604.44, 355,670.42 and 160,955.75
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Solution
The fourth proportional to 257,604.44, 355,670.42 and 160,955.75 is: 222,229.08
Step by Step Solution
- Step 1: Write the proportion equation
257,604.44 : 355,670.42 = 160,955.75 : x - Step 2: Convert to fraction form
257,604.44/355,670.42 = 160,955.75/x - Step 3: Cross multiply
257,604.44x = 355,670.42 × 160,955.75 - Step 4: Simplify right side
257,604.44x = 57,247,199,288.31 - Step 5: Solve for x
x = 57,247,199,288.31/257,604.44 - Step 6: Final answer
x = 222,229.08
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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.