Finding the Fourth Proportional to 265,364.28, 366,194.25 and 157,909.68
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Solution
The fourth proportional to 265,364.28, 366,194.25 and 157,909.68 is: 217,910.33
Step by Step Solution
- Step 1: Write the proportion equation
265,364.28 : 366,194.25 = 157,909.68 : x - Step 2: Convert to fraction form
265,364.28/366,194.25 = 157,909.68/x - Step 3: Cross multiply
265,364.28x = 366,194.25 × 157,909.68 - Step 4: Simplify right side
265,364.28x = 57,825,616,835.34 - Step 5: Solve for x
x = 57,825,616,835.34/265,364.28 - Step 6: Final answer
x = 217,910.33
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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.