Finding the Fourth Proportional to 896,010.26, 1,236,493.62 and 493,602.26
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Solution
The fourth proportional to 896,010.26, 1,236,493.62 and 493,602.26 is: 681,170.82
Step by Step Solution
- Step 1: Write the proportion equation
896,010.26 : 1,236,493.62 = 493,602.26 : x - Step 2: Convert to fraction form
896,010.26/1,236,493.62 = 493,602.26/x - Step 3: Cross multiply
896,010.26x = 1,236,493.62 × 493,602.26 - Step 4: Simplify right side
896,010.26x = 610,336,045,307.58 - Step 5: Solve for x
x = 610,336,045,307.58/896,010.26 - Step 6: Final answer
x = 681,170.82
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1.5x scale
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.