Finding the Fourth Proportional to 330,098.26, 495,331.33 and 178,292.28
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Solution
The fourth proportional to 330,098.26, 495,331.33 and 178,292.28 is: 267,537.77
Step by Step Solution
- Step 1: Write the proportion equation
330,098.26 : 495,331.33 = 178,292.28 : x - Step 2: Convert to fraction form
330,098.26/495,331.33 = 178,292.28/x - Step 3: Cross multiply
330,098.26x = 495,331.33 × 178,292.28 - Step 4: Simplify right side
330,098.26x = 88,313,752,181.13 - Step 5: Solve for x
x = 88,313,752,181.13/330,098.26 - Step 6: Final answer
x = 267,537.77
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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.