Finding the Fourth Proportional to 683,768.66, 943,595.60 and 377,865.68
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Solution
The fourth proportional to 683,768.66, 943,595.60 and 377,865.68 is: 521,451.79
Step by Step Solution
- Step 1: Write the proportion equation
683,768.66 : 943,595.60 = 377,865.68 : x - Step 2: Convert to fraction form
683,768.66/943,595.60 = 377,865.68/x - Step 3: Cross multiply
683,768.66x = 943,595.60 × 377,865.68 - Step 4: Simplify right side
683,768.66x = 356,552,393,039.01 - Step 5: Solve for x
x = 356,552,393,039.01/683,768.66 - Step 6: Final answer
x = 521,451.79
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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.