Finding the Fourth Proportional to 382,217.80, 573,326.70 and 97,907.80
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Solution
The fourth proportional to 382,217.80, 573,326.70 and 97,907.80 is: 146,861.70
Step by Step Solution
- Step 1: Write the proportion equation
382,217.80 : 573,326.70 = 97,907.80 : x - Step 2: Convert to fraction form
382,217.80/573,326.70 = 97,907.80/x - Step 3: Cross multiply
382,217.80x = 573,326.70 × 97,907.80 - Step 4: Simplify right side
382,217.80x = 56,133,155,878.26 - Step 5: Solve for x
x = 56,133,155,878.26/382,217.80 - Step 6: Final answer
x = 146,861.70
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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.