Finding the Fourth Proportional to 374,163.19, 561,249.64 and 124,845.19
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Solution
The fourth proportional to 374,163.19, 561,249.64 and 124,845.19 is: 187,269.40
Step by Step Solution
- Step 1: Write the proportion equation
374,163.19 : 561,249.64 = 124,845.19 : x - Step 2: Convert to fraction form
374,163.19/561,249.64 = 124,845.19/x - Step 3: Cross multiply
374,163.19x = 561,249.64 × 124,845.19 - Step 4: Simplify right side
374,163.19x = 70,069,316,696.16 - Step 5: Solve for x
x = 70,069,316,696.16/374,163.19 - Step 6: Final answer
x = 187,269.40
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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.