Finding the Fourth Proportional to 497,682.20, 746,523.30 and 248,331.80
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Solution
The fourth proportional to 497,682.20, 746,523.30 and 248,331.80 is: 372,497.70
Step by Step Solution
- Step 1: Write the proportion equation
497,682.20 : 746,523.30 = 248,331.80 : x - Step 2: Convert to fraction form
497,682.20/746,523.30 = 248,331.80/x - Step 3: Cross multiply
497,682.20x = 746,523.30 × 248,331.80 - Step 4: Simplify right side
497,682.20x = 185,385,474,830.94 - Step 5: Solve for x
x = 185,385,474,830.94/497,682.20 - Step 6: Final answer
x = 372,497.70
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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.