Finding the Fourth Proportional to 498,974.92, 688,585.62 and 269,532.19
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Solution
The fourth proportional to 498,974.92, 688,585.62 and 269,532.19 is: 371,954.55
Step by Step Solution
- Step 1: Write the proportion equation
498,974.92 : 688,585.62 = 269,532.19 : x - Step 2: Convert to fraction form
498,974.92/688,585.62 = 269,532.19/x - Step 3: Cross multiply
498,974.92x = 688,585.62 × 269,532.19 - Step 4: Simplify right side
498,974.92x = 185,595,992,032.59 - Step 5: Solve for x
x = 185,595,992,032.59/498,974.92 - Step 6: Final answer
x = 371,954.55
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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.