Finding the Fourth Proportional to 331,347.24, 457,261.03 and 186,159.14
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Solution
The fourth proportional to 331,347.24, 457,261.03 and 186,159.14 is: 256,900.65
Step by Step Solution
- Step 1: Write the proportion equation
331,347.24 : 457,261.03 = 186,159.14 : x - Step 2: Convert to fraction form
331,347.24/457,261.03 = 186,159.14/x - Step 3: Cross multiply
331,347.24x = 457,261.03 × 186,159.14 - Step 4: Simplify right side
331,347.24x = 85,123,321,286.39 - Step 5: Solve for x
x = 85,123,321,286.39/331,347.24 - Step 6: Final answer
x = 256,900.65
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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.