Finding the Fourth Proportional to 343,274.50, 473,733.79 and 190,302.96
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Solution
The fourth proportional to 343,274.50, 473,733.79 and 190,302.96 is: 262,626.39
Step by Step Solution
- Step 1: Write the proportion equation
343,274.50 : 473,733.79 = 190,302.96 : x - Step 2: Convert to fraction form
343,274.50/473,733.79 = 190,302.96/x - Step 3: Cross multiply
343,274.50x = 473,733.79 × 190,302.96 - Step 4: Simplify right side
343,274.50x = 90,152,942,251.14 - Step 5: Solve for x
x = 90,152,942,251.14/343,274.50 - Step 6: Final answer
x = 262,626.39
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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.