Finding the Fourth Proportional to 980,997.38, 1,471,869.67 and 341,372.18
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Solution
The fourth proportional to 980,997.38, 1,471,869.67 and 341,372.18 is: 512,188.28
Step by Step Solution
- Step 1: Write the proportion equation
980,997.38 : 1,471,869.67 = 341,372.18 : x - Step 2: Convert to fraction form
980,997.38/1,471,869.67 = 341,372.18/x - Step 3: Cross multiply
980,997.38x = 1,471,869.67 × 341,372.18 - Step 4: Simplify right side
980,997.38x = 502,455,357,923.78 - Step 5: Solve for x
x = 502,455,357,923.78/980,997.38 - Step 6: Final answer
x = 512,188.28
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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.