Finding the Fourth Proportional to 297,546.21, 410,409.99 and 190,068.53
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Solution
The fourth proportional to 297,546.21, 410,409.99 and 190,068.53 is: 262,164.39
Step by Step Solution
- Step 1: Write the proportion equation
297,546.21 : 410,409.99 = 190,068.53 : x - Step 2: Convert to fraction form
297,546.21/410,409.99 = 190,068.53/x - Step 3: Cross multiply
297,546.21x = 410,409.99 × 190,068.53 - Step 4: Simplify right side
297,546.21x = 78,006,021,444.56 - Step 5: Solve for x
x = 78,006,021,444.56/297,546.21 - Step 6: Final answer
x = 262,164.39
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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.