Finding the Fourth Proportional to 288,370.98, 397,924.62 and 167,508.98
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Solution
The fourth proportional to 288,370.98, 397,924.62 and 167,508.98 is: 231,146.52
Step by Step Solution
- Step 1: Write the proportion equation
288,370.98 : 397,924.62 = 167,508.98 : x - Step 2: Convert to fraction form
288,370.98/397,924.62 = 167,508.98/x - Step 3: Cross multiply
288,370.98x = 397,924.62 × 167,508.98 - Step 4: Simplify right side
288,370.98x = 66,655,947,213.09 - Step 5: Solve for x
x = 66,655,947,213.09/288,370.98 - Step 6: Final answer
x = 231,146.52
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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.