Finding the Fourth Proportional to 415,683.44, 572,859.26 and 300,767.52
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Solution
The fourth proportional to 415,683.44, 572,859.26 and 300,767.52 is: 414,492.00
Step by Step Solution
- Step 1: Write the proportion equation
415,683.44 : 572,859.26 = 300,767.52 : x - Step 2: Convert to fraction form
415,683.44/572,859.26 = 300,767.52/x - Step 3: Cross multiply
415,683.44x = 572,859.26 × 300,767.52 - Step 4: Simplify right side
415,683.44x = 172,297,458,939.24 - Step 5: Solve for x
x = 172,297,458,939.24/415,683.44 - Step 6: Final answer
x = 414,492.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.