Finding the Fourth Proportional to 401,261.92, 602,153.60 and 173,779.70
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Solution
The fourth proportional to 401,261.92, 602,153.60 and 173,779.70 is: 260,782.46
Step by Step Solution
- Step 1: Write the proportion equation
401,261.92 : 602,153.60 = 173,779.70 : x - Step 2: Convert to fraction form
401,261.92/602,153.60 = 173,779.70/x - Step 3: Cross multiply
401,261.92x = 602,153.60 × 173,779.70 - Step 4: Simplify right side
401,261.92x = 104,642,068,082.25 - Step 5: Solve for x
x = 104,642,068,082.25/401,261.92 - Step 6: Final answer
x = 260,782.46
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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.