Finding the Fourth Proportional to 439,343.52, 606,320.21 and 248,374.68
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Solution
The fourth proportional to 439,343.52, 606,320.21 and 248,374.68 is: 342,771.84
Step by Step Solution
- Step 1: Write the proportion equation
439,343.52 : 606,320.21 = 248,374.68 : x - Step 2: Convert to fraction form
439,343.52/606,320.21 = 248,374.68/x - Step 3: Cross multiply
439,343.52x = 606,320.21 × 248,374.68 - Step 4: Simplify right side
439,343.52x = 150,594,586,894.41 - Step 5: Solve for x
x = 150,594,586,894.41/439,343.52 - Step 6: Final answer
x = 342,771.84
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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.