Finding the Fourth Proportional to 997,944.50, 1,377,163.42 and 545,238.74
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Solution
The fourth proportional to 997,944.50, 1,377,163.42 and 545,238.74 is: 752,429.47
Step by Step Solution
- Step 1: Write the proportion equation
997,944.50 : 1,377,163.42 = 545,238.74 : x - Step 2: Convert to fraction form
997,944.50/1,377,163.42 = 545,238.74/x - Step 3: Cross multiply
997,944.50x = 1,377,163.42 × 545,238.74 - Step 4: Simplify right side
997,944.50x = 750,882,847,894.89 - Step 5: Solve for x
x = 750,882,847,894.89/997,944.50 - Step 6: Final answer
x = 752,429.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.