Finding the Fourth Proportional to 251,677.71, 377,516.67 and 207,211.08
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Solution
The fourth proportional to 251,677.71, 377,516.67 and 207,211.08 is: 310,816.71
Step by Step Solution
- Step 1: Write the proportion equation
251,677.71 : 377,516.67 = 207,211.08 : x - Step 2: Convert to fraction form
251,677.71/377,516.67 = 207,211.08/x - Step 3: Cross multiply
251,677.71x = 377,516.67 × 207,211.08 - Step 4: Simplify right side
251,677.71x = 78,225,636,908.70 - Step 5: Solve for x
x = 78,225,636,908.70/251,677.71 - Step 6: Final answer
x = 310,816.71
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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.