Finding the Fourth Proportional to 651,722.36, 977,650.97 and 178,407.56
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Solution
The fourth proportional to 651,722.36, 977,650.97 and 178,407.56 is: 267,629.80
Step by Step Solution
- Step 1: Write the proportion equation
651,722.36 : 977,650.97 = 178,407.56 : x - Step 2: Convert to fraction form
651,722.36/977,650.97 = 178,407.56/x - Step 3: Cross multiply
651,722.36x = 977,650.97 × 178,407.56 - Step 4: Simplify right side
651,722.36x = 174,420,325,641.42 - Step 5: Solve for x
x = 174,420,325,641.42/651,722.36 - Step 6: Final answer
x = 267,629.80
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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.