Finding the Fourth Proportional to 829,600.34, 1,244,658.87 and 297,125.98
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Solution
The fourth proportional to 829,600.34, 1,244,658.87 and 297,125.98 is: 445,781.50
Step by Step Solution
- Step 1: Write the proportion equation
829,600.34 : 1,244,658.87 = 297,125.98 : x - Step 2: Convert to fraction form
829,600.34/1,244,658.87 = 297,125.98/x - Step 3: Cross multiply
829,600.34x = 1,244,658.87 × 297,125.98 - Step 4: Simplify right side
829,600.34x = 369,820,486,514.44 - Step 5: Solve for x
x = 369,820,486,514.44/829,600.34 - Step 6: Final answer
x = 445,781.50
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1.5x scale
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.