Finding the Fourth Proportional to 466,597.80, 699,896.70 and 129,637.80
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Solution
The fourth proportional to 466,597.80, 699,896.70 and 129,637.80 is: 194,456.70
Step by Step Solution
- Step 1: Write the proportion equation
466,597.80 : 699,896.70 = 129,637.80 : x - Step 2: Convert to fraction form
466,597.80/699,896.70 = 129,637.80/x - Step 3: Cross multiply
466,597.80x = 699,896.70 × 129,637.80 - Step 4: Simplify right side
466,597.80x = 90,733,068,415.26 - Step 5: Solve for x
x = 90,733,068,415.26/466,597.80 - Step 6: Final answer
x = 194,456.70
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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.