Finding the Fourth Proportional to 788,593.98, 1,088,622.99 and 461,861.65
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Solution
The fourth proportional to 788,593.98, 1,088,622.99 and 461,861.65 is: 637,581.85
Step by Step Solution
- Step 1: Write the proportion equation
788,593.98 : 1,088,622.99 = 461,861.65 : x - Step 2: Convert to fraction form
788,593.98/1,088,622.99 = 461,861.65/x - Step 3: Cross multiply
788,593.98x = 1,088,622.99 × 461,861.65 - Step 4: Simplify right side
788,593.98x = 502,793,205,626.61 - Step 5: Solve for x
x = 502,793,205,626.61/788,593.98 - Step 6: Final answer
x = 637,581.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.