Finding the Fourth Proportional to 439,442.70, 606,447.26 and 248,444.70
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Solution
The fourth proportional to 439,442.70, 606,447.26 and 248,444.70 is: 342,862.92
Step by Step Solution
- Step 1: Write the proportion equation
439,442.70 : 606,447.26 = 248,444.70 : x - Step 2: Convert to fraction form
439,442.70/606,447.26 = 248,444.70/x - Step 3: Cross multiply
439,442.70x = 606,447.26 × 248,444.70 - Step 4: Simplify right side
439,442.70x = 150,668,607,576.52 - Step 5: Solve for x
x = 150,668,607,576.52/439,442.70 - Step 6: Final answer
x = 342,862.92
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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.