Finding the Fourth Proportional to 292,480.88, 403,657.44 and 177,765.44
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Solution
The fourth proportional to 292,480.88, 403,657.44 and 177,765.44 is: 245,336.87
Step by Step Solution
- Step 1: Write the proportion equation
292,480.88 : 403,657.44 = 177,765.44 : x - Step 2: Convert to fraction form
292,480.88/403,657.44 = 177,765.44/x - Step 3: Cross multiply
292,480.88x = 403,657.44 × 177,765.44 - Step 4: Simplify right side
292,480.88x = 71,756,342,430.87 - Step 5: Solve for x
x = 71,756,342,430.87/292,480.88 - Step 6: Final answer
x = 245,336.87
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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.