Finding the Fourth Proportional to 359,897.04, 539,845.29 and 107,181.09
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Solution
The fourth proportional to 359,897.04, 539,845.29 and 107,181.09 is: 160,771.55
Step by Step Solution
- Step 1: Write the proportion equation
359,897.04 : 539,845.29 = 107,181.09 : x - Step 2: Convert to fraction form
359,897.04/539,845.29 = 107,181.09/x - Step 3: Cross multiply
359,897.04x = 539,845.29 × 107,181.09 - Step 4: Simplify right side
359,897.04x = 57,861,206,613.57 - Step 5: Solve for x
x = 57,861,206,613.57/359,897.04 - Step 6: Final answer
x = 160,771.55
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1.5x scale
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.