Finding the Fourth Proportional to 374,291.20, 561,597.63 and 121,649.14
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Solution
The fourth proportional to 374,291.20, 561,597.63 and 121,649.14 is: 182,525.98
Step by Step Solution
- Step 1: Write the proportion equation
374,291.20 : 561,597.63 = 121,649.14 : x - Step 2: Convert to fraction form
374,291.20/561,597.63 = 121,649.14/x - Step 3: Cross multiply
374,291.20x = 561,597.63 × 121,649.14 - Step 4: Simplify right side
374,291.20x = 68,317,868,715.54 - Step 5: Solve for x
x = 68,317,868,715.54/374,291.20 - Step 6: Final answer
x = 182,525.98
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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.