Finding the Fourth Proportional to 359,723.08, 539,457.94 and 119,771.82
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Solution
The fourth proportional to 359,723.08, 539,457.94 and 119,771.82 is: 179,615.55
Step by Step Solution
- Step 1: Write the proportion equation
359,723.08 : 539,457.94 = 119,771.82 : x - Step 2: Convert to fraction form
359,723.08/539,457.94 = 119,771.82/x - Step 3: Cross multiply
359,723.08x = 539,457.94 × 119,771.82 - Step 4: Simplify right side
359,723.08x = 64,611,859,287.25 - Step 5: Solve for x
x = 64,611,859,287.25/359,723.08 - Step 6: Final answer
x = 179,615.55
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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.