Finding the Fourth Proportional to 342,773.68, 513,845.64 and 118,080.68
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Solution
The fourth proportional to 342,773.68, 513,845.64 and 118,080.68 is: 177,012.55
Step by Step Solution
- Step 1: Write the proportion equation
342,773.68 : 513,845.64 = 118,080.68 : x - Step 2: Convert to fraction form
342,773.68/513,845.64 = 118,080.68/x - Step 3: Cross multiply
342,773.68x = 513,845.64 × 118,080.68 - Step 4: Simplify right side
342,773.68x = 60,675,242,586.24 - Step 5: Solve for x
x = 60,675,242,586.24/342,773.68 - Step 6: Final answer
x = 177,012.55
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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.