Finding the Fourth Proportional to 489,405.49, 733,425.49 and 264,281.18
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Solution
The fourth proportional to 489,405.49, 733,425.49 and 264,281.18 is: 396,053.08
Step by Step Solution
- Step 1: Write the proportion equation
489,405.49 : 733,425.49 = 264,281.18 : x - Step 2: Convert to fraction form
489,405.49/733,425.49 = 264,281.18/x - Step 3: Cross multiply
489,405.49x = 733,425.49 × 264,281.18 - Step 4: Simplify right side
489,405.49x = 193,830,553,241.44 - Step 5: Solve for x
x = 193,830,553,241.44/489,405.49 - Step 6: Final answer
x = 396,053.08
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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.