Finding the Fourth Proportional to 355,232.99, 532,490.38 and 152,961.01
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Solution
The fourth proportional to 355,232.99, 532,490.38 and 152,961.01 is: 229,286.89
Step by Step Solution
- Step 1: Write the proportion equation
355,232.99 : 532,490.38 = 152,961.01 : x - Step 2: Convert to fraction form
355,232.99/532,490.38 = 152,961.01/x - Step 3: Cross multiply
355,232.99x = 532,490.38 × 152,961.01 - Step 4: Simplify right side
355,232.99x = 81,450,266,340.08 - Step 5: Solve for x
x = 81,450,266,340.08/355,232.99 - Step 6: Final answer
x = 229,286.89
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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.