Finding the Fourth Proportional to 433,817.21, 650,706.64 and 118,274.15
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Solution
The fourth proportional to 433,817.21, 650,706.64 and 118,274.15 is: 177,405.99
Step by Step Solution
- Step 1: Write the proportion equation
433,817.21 : 650,706.64 = 118,274.15 : x - Step 2: Convert to fraction form
433,817.21/650,706.64 = 118,274.15/x - Step 3: Cross multiply
433,817.21x = 650,706.64 × 118,274.15 - Step 4: Simplify right side
433,817.21x = 76,961,771,196.14 - Step 5: Solve for x
x = 76,961,771,196.14/433,817.21 - Step 6: Final answer
x = 177,405.99
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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.