Finding the Fourth Proportional to 659,414.24, 988,982.96 and 185,988.88
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Solution
The fourth proportional to 659,414.24, 988,982.96 and 185,988.88 is: 278,944.28
Step by Step Solution
- Step 1: Write the proportion equation
659,414.24 : 988,982.96 = 185,988.88 : x - Step 2: Convert to fraction form
659,414.24/988,982.96 = 185,988.88/x - Step 3: Cross multiply
659,414.24x = 988,982.96 × 185,988.88 - Step 4: Simplify right side
659,414.24x = 183,939,833,069.49 - Step 5: Solve for x
x = 183,939,833,069.49/659,414.24 - Step 6: Final answer
x = 278,944.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.