Finding the Fourth Proportional to 489,051.04, 733,641.84 and 193,493.92
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Solution
The fourth proportional to 489,051.04, 733,641.84 and 193,493.92 is: 290,266.71
Step by Step Solution
- Step 1: Write the proportion equation
489,051.04 : 733,641.84 = 193,493.92 : x - Step 2: Convert to fraction form
489,051.04/733,641.84 = 193,493.92/x - Step 3: Cross multiply
489,051.04x = 733,641.84 × 193,493.92 - Step 4: Simplify right side
489,051.04x = 141,955,235,497.61 - Step 5: Solve for x
x = 141,955,235,497.61/489,051.04 - Step 6: Final answer
x = 290,266.71
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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.