Finding the Fourth Proportional to 341,461.84, 471,274.80 and 198,341.68
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Solution
The fourth proportional to 341,461.84, 471,274.80 and 198,341.68 is: 273,744.90
Step by Step Solution
- Step 1: Write the proportion equation
341,461.84 : 471,274.80 = 198,341.68 : x - Step 2: Convert to fraction form
341,461.84/471,274.80 = 198,341.68/x - Step 3: Cross multiply
341,461.84x = 471,274.80 × 198,341.68 - Step 4: Simplify right side
341,461.84x = 93,473,435,573.66 - Step 5: Solve for x
x = 93,473,435,573.66/341,461.84 - Step 6: Final answer
x = 273,744.90
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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.