Finding the Fourth Proportional to 683,937.95, 943,883.23 and 378,007.75
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Solution
The fourth proportional to 683,937.95, 943,883.23 and 378,007.75 is: 521,677.70
Step by Step Solution
- Step 1: Write the proportion equation
683,937.95 : 943,883.23 = 378,007.75 : x - Step 2: Convert to fraction form
683,937.95/943,883.23 = 378,007.75/x - Step 3: Cross multiply
683,937.95x = 943,883.23 × 378,007.75 - Step 4: Simplify right side
683,937.95x = 356,795,171,669.29 - Step 5: Solve for x
x = 356,795,171,669.29/683,937.95 - Step 6: Final answer
x = 521,677.70
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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.