Finding the Fourth Proportional to 288,065.48, 397,470.99 and 165,534.19
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Solution
The fourth proportional to 288,065.48, 397,470.99 and 165,534.19 is: 228,403.07
Step by Step Solution
- Step 1: Write the proportion equation
288,065.48 : 397,470.99 = 165,534.19 : x - Step 2: Convert to fraction form
288,065.48/397,470.99 = 165,534.19/x - Step 3: Cross multiply
288,065.48x = 397,470.99 × 165,534.19 - Step 4: Simplify right side
288,065.48x = 65,795,038,005.22 - Step 5: Solve for x
x = 65,795,038,005.22/288,065.48 - Step 6: Final answer
x = 228,403.07
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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.