Finding the Fourth Proportional to 290,646.24, 436,052.72 and 122,079.86
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Solution
The fourth proportional to 290,646.24, 436,052.72 and 122,079.86 is: 183,154.80
Step by Step Solution
- Step 1: Write the proportion equation
290,646.24 : 436,052.72 = 122,079.86 : x - Step 2: Convert to fraction form
290,646.24/436,052.72 = 122,079.86/x - Step 3: Cross multiply
290,646.24x = 436,052.72 × 122,079.86 - Step 4: Simplify right side
290,646.24x = 53,233,255,010.22 - Step 5: Solve for x
x = 53,233,255,010.22/290,646.24 - Step 6: Final answer
x = 183,154.80
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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.