Finding the Fourth Proportional to 382,220.01, 573,300.72 and 115,981.92
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Solution
The fourth proportional to 382,220.01, 573,300.72 and 115,981.92 is: 173,963.99
Step by Step Solution
- Step 1: Write the proportion equation
382,220.01 : 573,300.72 = 115,981.92 : x - Step 2: Convert to fraction form
382,220.01/573,300.72 = 115,981.92/x - Step 3: Cross multiply
382,220.01x = 573,300.72 × 115,981.92 - Step 4: Simplify right side
382,220.01x = 66,492,518,242.98 - Step 5: Solve for x
x = 66,492,518,242.98/382,220.01 - Step 6: Final answer
x = 173,963.99
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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.