Finding the Fourth Proportional to 445,930.24, 668,997.51 and 193,253.14
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Solution
The fourth proportional to 445,930.24, 668,997.51 and 193,253.14 is: 289,923.98
Step by Step Solution
- Step 1: Write the proportion equation
445,930.24 : 668,997.51 = 193,253.14 : x - Step 2: Convert to fraction form
445,930.24/668,997.51 = 193,253.14/x - Step 3: Cross multiply
445,930.24x = 668,997.51 × 193,253.14 - Step 4: Simplify right side
445,930.24x = 129,285,869,459.68 - Step 5: Solve for x
x = 129,285,869,459.68/445,930.24 - Step 6: Final answer
x = 289,923.98
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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.