Finding the Fourth Proportional to 351,481.10, 527,448.45 and 193,822.70
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Solution
The fourth proportional to 351,481.10, 527,448.45 and 193,822.70 is: 290,859.12
Step by Step Solution
- Step 1: Write the proportion equation
351,481.10 : 527,448.45 = 193,822.70 : x - Step 2: Convert to fraction form
351,481.10/527,448.45 = 193,822.70/x - Step 3: Cross multiply
351,481.10x = 527,448.45 × 193,822.70 - Step 4: Simplify right side
351,481.10x = 102,231,482,689.82 - Step 5: Solve for x
x = 102,231,482,689.82/351,481.10 - Step 6: Final answer
x = 290,859.12
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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.