Finding the Fourth Proportional to 206,027.19, 310,444.63 and 169,407.56
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Solution
The fourth proportional to 206,027.19, 310,444.63 and 169,407.56 is: 255,265.66
Step by Step Solution
- Step 1: Write the proportion equation
206,027.19 : 310,444.63 = 169,407.56 : x - Step 2: Convert to fraction form
206,027.19/310,444.63 = 169,407.56/x - Step 3: Cross multiply
206,027.19x = 310,444.63 × 169,407.56 - Step 4: Simplify right side
206,027.19x = 52,591,667,636.00 - Step 5: Solve for x
x = 52,591,667,636.00/206,027.19 - Step 6: Final answer
x = 255,265.66
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.