Finding the Fourth Proportional to 263,269.71, 362,934.32 and 187,686.99
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Solution
The fourth proportional to 263,269.71, 362,934.32 and 187,686.99 is: 258,738.65
Step by Step Solution
- Step 1: Write the proportion equation
263,269.71 : 362,934.32 = 187,686.99 : x - Step 2: Convert to fraction form
263,269.71/362,934.32 = 187,686.99/x - Step 3: Cross multiply
263,269.71x = 362,934.32 × 187,686.99 - Step 4: Simplify right side
263,269.71x = 68,118,049,150.06 - Step 5: Solve for x
x = 68,118,049,150.06/263,269.71 - Step 6: Final answer
x = 258,738.65
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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.