Finding the Fourth Proportional to 388,055.99, 582,084.14 and 174,574.54
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Solution
The fourth proportional to 388,055.99, 582,084.14 and 174,574.54 is: 261,861.88
Step by Step Solution
- Step 1: Write the proportion equation
388,055.99 : 582,084.14 = 174,574.54 : x - Step 2: Convert to fraction form
388,055.99/582,084.14 = 174,574.54/x - Step 3: Cross multiply
388,055.99x = 582,084.14 × 174,574.54 - Step 4: Simplify right side
388,055.99x = 101,617,070,108.92 - Step 5: Solve for x
x = 101,617,070,108.92/388,055.99 - Step 6: Final answer
x = 261,861.88
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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.