Finding the Fourth Proportional to 374,291.24, 561,597.74 and 121,649.20
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Solution
The fourth proportional to 374,291.24, 561,597.74 and 121,649.20 is: 182,526.09
Step by Step Solution
- Step 1: Write the proportion equation
374,291.24 : 561,597.74 = 121,649.20 : x - Step 2: Convert to fraction form
374,291.24/561,597.74 = 121,649.20/x - Step 3: Cross multiply
374,291.24x = 561,597.74 × 121,649.20 - Step 4: Simplify right side
374,291.24x = 68,317,915,792.81 - Step 5: Solve for x
x = 68,317,915,792.81/374,291.24 - Step 6: Final answer
x = 182,526.09
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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.