Finding the Fourth Proportional to 995,475.12, 1,493,218.44 and 247,521.12
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Solution
The fourth proportional to 995,475.12, 1,493,218.44 and 247,521.12 is: 371,283.11
Step by Step Solution
- Step 1: Write the proportion equation
995,475.12 : 1,493,218.44 = 247,521.12 : x - Step 2: Convert to fraction form
995,475.12/1,493,218.44 = 247,521.12/x - Step 3: Cross multiply
995,475.12x = 1,493,218.44 × 247,521.12 - Step 4: Simplify right side
995,475.12x = 369,603,100,673.45 - Step 5: Solve for x
x = 369,603,100,673.45/995,475.12 - Step 6: Final answer
x = 371,283.11
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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.