Finding the Fourth Proportional to 489,231.80, 733,977.30 and 173,655.80
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Solution
The fourth proportional to 489,231.80, 733,977.30 and 173,655.80 is: 260,529.70
Step by Step Solution
- Step 1: Write the proportion equation
489,231.80 : 733,977.30 = 173,655.80 : x - Step 2: Convert to fraction form
489,231.80/733,977.30 = 173,655.80/x - Step 3: Cross multiply
489,231.80x = 733,977.30 × 173,655.80 - Step 4: Simplify right side
489,231.80x = 127,459,415,213.34 - Step 5: Solve for x
x = 127,459,415,213.34/489,231.80 - Step 6: Final answer
x = 260,529.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.