Finding the Fourth Proportional to 351,589.71, 527,409.17 and 174,049.05
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Solution
The fourth proportional to 351,589.71, 527,409.17 and 174,049.05 is: 261,085.75
Step by Step Solution
- Step 1: Write the proportion equation
351,589.71 : 527,409.17 = 174,049.05 : x - Step 2: Convert to fraction form
351,589.71/527,409.17 = 174,049.05/x - Step 3: Cross multiply
351,589.71x = 527,409.17 × 174,049.05 - Step 4: Simplify right side
351,589.71x = 91,795,064,129.54 - Step 5: Solve for x
x = 91,795,064,129.54/351,589.71 - Step 6: Final answer
x = 261,085.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.