Finding the Fourth Proportional to 982,274.20, 1,473,406.74 and 272,299.88
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Solution
The fourth proportional to 982,274.20, 1,473,406.74 and 272,299.88 is: 408,448.56
Step by Step Solution
- Step 1: Write the proportion equation
982,274.20 : 1,473,406.74 = 272,299.88 : x - Step 2: Convert to fraction form
982,274.20/1,473,406.74 = 272,299.88/x - Step 3: Cross multiply
982,274.20x = 1,473,406.74 × 272,299.88 - Step 4: Simplify right side
982,274.20x = 401,208,482,176.71 - Step 5: Solve for x
x = 401,208,482,176.71/982,274.20 - Step 6: Final answer
x = 408,448.56
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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.