Finding the Fourth Proportional to 358,438.08, 494,576.24 and 229,277.64
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Solution
The fourth proportional to 358,438.08, 494,576.24 and 229,277.64 is: 316,359.45
Step by Step Solution
- Step 1: Write the proportion equation
358,438.08 : 494,576.24 = 229,277.64 : x - Step 2: Convert to fraction form
358,438.08/494,576.24 = 229,277.64/x - Step 3: Cross multiply
358,438.08x = 494,576.24 × 229,277.64 - Step 4: Simplify right side
358,438.08x = 113,395,273,107.27 - Step 5: Solve for x
x = 113,395,273,107.27/358,438.08 - Step 6: Final answer
x = 316,359.45
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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.