Finding the Fourth Proportional to 651,954.24, 977,920.97 and 178,639.60
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Solution
The fourth proportional to 651,954.24, 977,920.97 and 178,639.60 is: 267,956.56
Step by Step Solution
- Step 1: Write the proportion equation
651,954.24 : 977,920.97 = 178,639.60 : x - Step 2: Convert to fraction form
651,954.24/977,920.97 = 178,639.60/x - Step 3: Cross multiply
651,954.24x = 977,920.97 × 178,639.60 - Step 4: Simplify right side
651,954.24x = 174,695,413,665.69 - Step 5: Solve for x
x = 174,695,413,665.69/651,954.24 - Step 6: Final answer
x = 267,956.56
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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.