Finding the Fourth Proportional to 278,494.44, 417,809.70 and 88,954.84
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Solution
The fourth proportional to 278,494.44, 417,809.70 and 88,954.84 is: 133,453.99
Step by Step Solution
- Step 1: Write the proportion equation
278,494.44 : 417,809.70 = 88,954.84 : x - Step 2: Convert to fraction form
278,494.44/417,809.70 = 88,954.84/x - Step 3: Cross multiply
278,494.44x = 417,809.70 × 88,954.84 - Step 4: Simplify right side
278,494.44x = 37,166,195,013.95 - Step 5: Solve for x
x = 37,166,195,013.95/278,494.44 - Step 6: Final answer
x = 133,453.99
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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.