Finding the Fourth Proportional to 312,044.49, 468,389.79 and 192,187.79
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Solution
The fourth proportional to 312,044.49, 468,389.79 and 192,187.79 is: 288,480.65
Step by Step Solution
- Step 1: Write the proportion equation
312,044.49 : 468,389.79 = 192,187.79 : x - Step 2: Convert to fraction form
312,044.49/468,389.79 = 192,187.79/x - Step 3: Cross multiply
312,044.49x = 468,389.79 × 192,187.79 - Step 4: Simplify right side
312,044.49x = 90,018,796,256.72 - Step 5: Solve for x
x = 90,018,796,256.72/312,044.49 - Step 6: Final answer
x = 288,480.65
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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.