Finding the Fourth Proportional to 303,750.45, 455,625.68 and 209,272.05
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Solution
The fourth proportional to 303,750.45, 455,625.68 and 209,272.05 is: 313,908.08
Step by Step Solution
- Step 1: Write the proportion equation
303,750.45 : 455,625.68 = 209,272.05 : x - Step 2: Convert to fraction form
303,750.45/455,625.68 = 209,272.05/x - Step 3: Cross multiply
303,750.45x = 455,625.68 × 209,272.05 - Step 4: Simplify right side
303,750.45x = 95,349,719,039.88 - Step 5: Solve for x
x = 95,349,719,039.88/303,750.45 - Step 6: Final answer
x = 313,908.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.