Finding the Fourth Proportional to 825,031.75, 1,237,548.61 and 225,998.08
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Solution
The fourth proportional to 825,031.75, 1,237,548.61 and 225,998.08 is: 338,997.38
Step by Step Solution
- Step 1: Write the proportion equation
825,031.75 : 1,237,548.61 = 225,998.08 : x - Step 2: Convert to fraction form
825,031.75/1,237,548.61 = 225,998.08/x - Step 3: Cross multiply
825,031.75x = 1,237,548.61 × 225,998.08 - Step 4: Simplify right side
825,031.75x = 279,683,603,578.93 - Step 5: Solve for x
x = 279,683,603,578.93/825,031.75 - Step 6: Final answer
x = 338,997.38
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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.