Finding the Fourth Proportional to 489,522.42, 734,503.98 and 264,619.56
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Solution
The fourth proportional to 489,522.42, 734,503.98 and 264,619.56 is: 397,048.45
Step by Step Solution
- Step 1: Write the proportion equation
489,522.42 : 734,503.98 = 264,619.56 : x - Step 2: Convert to fraction form
489,522.42/734,503.98 = 264,619.56/x - Step 3: Cross multiply
489,522.42x = 734,503.98 × 264,619.56 - Step 4: Simplify right side
489,522.42x = 194,364,120,005.85 - Step 5: Solve for x
x = 194,364,120,005.85/489,522.42 - Step 6: Final answer
x = 397,048.45
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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.