Finding the Fourth Proportional to 266,418.20, 366,908.70 and 260,612.12
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Solution
The fourth proportional to 266,418.20, 366,908.70 and 260,612.12 is: 358,912.62
Step by Step Solution
- Step 1: Write the proportion equation
266,418.20 : 366,908.70 = 260,612.12 : x - Step 2: Convert to fraction form
266,418.20/366,908.70 = 260,612.12/x - Step 3: Cross multiply
266,418.20x = 366,908.70 × 260,612.12 - Step 4: Simplify right side
266,418.20x = 95,620,854,153.44 - Step 5: Solve for x
x = 95,620,854,153.44/266,418.20 - Step 6: Final answer
x = 358,912.62
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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.