Finding the Fourth Proportional to 270,657.60, 373,499.76 and 149,803.84
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Solution
The fourth proportional to 270,657.60, 373,499.76 and 149,803.84 is: 206,725.02
Step by Step Solution
- Step 1: Write the proportion equation
270,657.60 : 373,499.76 = 149,803.84 : x - Step 2: Convert to fraction form
270,657.60/373,499.76 = 149,803.84/x - Step 3: Cross multiply
270,657.60x = 373,499.76 × 149,803.84 - Step 4: Simplify right side
270,657.60x = 55,951,698,287.08 - Step 5: Solve for x
x = 55,951,698,287.08/270,657.60 - Step 6: Final answer
x = 206,725.02
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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.