Finding the Fourth Proportional to 489,770.08, 734,713.55 and 236,868.84
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Solution
The fourth proportional to 489,770.08, 734,713.55 and 236,868.84 is: 355,331.52
Step by Step Solution
- Step 1: Write the proportion equation
489,770.08 : 734,713.55 = 236,868.84 : x - Step 2: Convert to fraction form
489,770.08/734,713.55 = 236,868.84/x - Step 3: Cross multiply
489,770.08x = 734,713.55 × 236,868.84 - Step 4: Simplify right side
489,770.08x = 174,030,745,136.44 - Step 5: Solve for x
x = 174,030,745,136.44/489,770.08 - Step 6: Final answer
x = 355,331.52
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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.