Finding the Fourth Proportional to 515,219.10, 772,680.97 and 173,625.19
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Solution
The fourth proportional to 515,219.10, 772,680.97 and 173,625.19 is: 260,388.02
Step by Step Solution
- Step 1: Write the proportion equation
515,219.10 : 772,680.97 = 173,625.19 : x - Step 2: Convert to fraction form
515,219.10/772,680.97 = 173,625.19/x - Step 3: Cross multiply
515,219.10x = 772,680.97 × 173,625.19 - Step 4: Simplify right side
515,219.10x = 134,156,880,225.63 - Step 5: Solve for x
x = 134,156,880,225.63/515,219.10 - Step 6: Final answer
x = 260,388.02
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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.