Finding the Fourth Proportional to 229,640.79, 317,058.93 and 205,366.44
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Solution
The fourth proportional to 229,640.79, 317,058.93 and 205,366.44 is: 283,543.98
Step by Step Solution
- Step 1: Write the proportion equation
229,640.79 : 317,058.93 = 205,366.44 : x - Step 2: Convert to fraction form
229,640.79/317,058.93 = 205,366.44/x - Step 3: Cross multiply
229,640.79x = 317,058.93 × 205,366.44 - Step 4: Simplify right side
229,640.79x = 65,113,263,724.31 - Step 5: Solve for x
x = 65,113,263,724.31/229,640.79 - Step 6: Final answer
x = 283,543.98
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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.