Finding the Fourth Proportional to 307,517.28, 461,338.17 and 130,023.99
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Solution
The fourth proportional to 307,517.28, 461,338.17 and 130,023.99 is: 195,062.31
Step by Step Solution
- Step 1: Write the proportion equation
307,517.28 : 461,338.17 = 130,023.99 : x - Step 2: Convert to fraction form
307,517.28/461,338.17 = 130,023.99/x - Step 3: Cross multiply
307,517.28x = 461,338.17 × 130,023.99 - Step 4: Simplify right side
307,517.28x = 59,985,029,602.70 - Step 5: Solve for x
x = 59,985,029,602.70/307,517.28 - Step 6: Final answer
x = 195,062.31
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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.