Finding the Fourth Proportional to 269,352.74, 371,709.19 and 148,498.31
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Solution
The fourth proportional to 269,352.74, 371,709.19 and 148,498.31 is: 204,928.99
Step by Step Solution
- Step 1: Write the proportion equation
269,352.74 : 371,709.19 = 148,498.31 : x - Step 2: Convert to fraction form
269,352.74/371,709.19 = 148,498.31/x - Step 3: Cross multiply
269,352.74x = 371,709.19 × 148,498.31 - Step 4: Simplify right side
269,352.74x = 55,198,183,925.43 - Step 5: Solve for x
x = 55,198,183,925.43/269,352.74 - Step 6: Final answer
x = 204,928.99
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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.