Finding the Fourth Proportional to 489,027.04, 733,461.88 and 133,958.08
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Solution
The fourth proportional to 489,027.04, 733,461.88 and 133,958.08 is: 200,915.57
Step by Step Solution
- Step 1: Write the proportion equation
489,027.04 : 733,461.88 = 133,958.08 : x - Step 2: Convert to fraction form
489,027.04/733,461.88 = 133,958.08/x - Step 3: Cross multiply
489,027.04x = 733,461.88 × 133,958.08 - Step 4: Simplify right side
489,027.04x = 98,253,145,197.99 - Step 5: Solve for x
x = 98,253,145,197.99/489,027.04 - Step 6: Final answer
x = 200,915.57
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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.