Finding the Fourth Proportional to 329,915.23, 495,121.63 and 241,397.11
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Solution
The fourth proportional to 329,915.23, 495,121.63 and 241,397.11 is: 362,277.70
Step by Step Solution
- Step 1: Write the proportion equation
329,915.23 : 495,121.63 = 241,397.11 : x - Step 2: Convert to fraction form
329,915.23/495,121.63 = 241,397.11/x - Step 3: Cross multiply
329,915.23x = 495,121.63 × 241,397.11 - Step 4: Simplify right side
329,915.23x = 119,520,930,580.49 - Step 5: Solve for x
x = 119,520,930,580.49/329,915.23 - Step 6: Final answer
x = 362,277.70
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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.