Finding the Fourth Proportional to 980,997.88, 1,471,870.42 and 341,372.68
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Solution
The fourth proportional to 980,997.88, 1,471,870.42 and 341,372.68 is: 512,189.03
Step by Step Solution
- Step 1: Write the proportion equation
980,997.88 : 1,471,870.42 = 341,372.68 : x - Step 2: Convert to fraction form
980,997.88/1,471,870.42 = 341,372.68/x - Step 3: Cross multiply
980,997.88x = 1,471,870.42 × 341,372.68 - Step 4: Simplify right side
980,997.88x = 502,456,349,888.13 - Step 5: Solve for x
x = 502,456,349,888.13/980,997.88 - Step 6: Final answer
x = 512,189.03
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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.