Finding the Fourth Proportional to 248,460.58, 372,576.66 and 79,949.80
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Solution
The fourth proportional to 248,460.58, 372,576.66 and 79,949.80 is: 119,887.95
Step by Step Solution
- Step 1: Write the proportion equation
248,460.58 : 372,576.66 = 79,949.80 : x - Step 2: Convert to fraction form
248,460.58/372,576.66 = 79,949.80/x - Step 3: Cross multiply
248,460.58x = 372,576.66 × 79,949.80 - Step 4: Simplify right side
248,460.58x = 29,787,429,451.67 - Step 5: Solve for x
x = 29,787,429,451.67/248,460.58 - Step 6: Final answer
x = 119,887.95
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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.