Finding the Fourth Proportional to 466,302.97, 699,454.38 and 129,343.63
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Solution
The fourth proportional to 466,302.97, 699,454.38 and 129,343.63 is: 194,015.42
Step by Step Solution
- Step 1: Write the proportion equation
466,302.97 : 699,454.38 = 129,343.63 : x - Step 2: Convert to fraction form
466,302.97/699,454.38 = 129,343.63/x - Step 3: Cross multiply
466,302.97x = 699,454.38 × 129,343.63 - Step 4: Simplify right side
466,302.97x = 90,469,966,779.96 - Step 5: Solve for x
x = 90,469,966,779.96/466,302.97 - Step 6: Final answer
x = 194,015.42
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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.