Finding the Fourth Proportional to 512,566.52, 768,853.02 and 336,193.88
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Solution
The fourth proportional to 512,566.52, 768,853.02 and 336,193.88 is: 504,292.95
Step by Step Solution
- Step 1: Write the proportion equation
512,566.52 : 768,853.02 = 336,193.88 : x - Step 2: Convert to fraction form
512,566.52/768,853.02 = 336,193.88/x - Step 3: Cross multiply
512,566.52x = 768,853.02 × 336,193.88 - Step 4: Simplify right side
512,566.52x = 258,483,679,943.52 - Step 5: Solve for x
x = 258,483,679,943.52/512,566.52 - Step 6: Final answer
x = 504,292.95
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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.