Finding the Fourth Proportional to 769,006.53, 1,153,706.76 and 236,532.24
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Solution
The fourth proportional to 769,006.53, 1,153,706.76 and 236,532.24 is: 354,858.94
Step by Step Solution
- Step 1: Write the proportion equation
769,006.53 : 1,153,706.76 = 236,532.24 : x - Step 2: Convert to fraction form
769,006.53/1,153,706.76 = 236,532.24/x - Step 3: Cross multiply
769,006.53x = 1,153,706.76 × 236,532.24 - Step 4: Simplify right side
769,006.53x = 272,888,844,245.94 - Step 5: Solve for x
x = 272,888,844,245.94/769,006.53 - Step 6: Final answer
x = 354,858.94
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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.