Finding the Fourth Proportional to 505,532.94, 758,045.47 and 168,455.49
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Solution
The fourth proportional to 505,532.94, 758,045.47 and 168,455.49 is: 252,598.62
Step by Step Solution
- Step 1: Write the proportion equation
505,532.94 : 758,045.47 = 168,455.49 : x - Step 2: Convert to fraction form
505,532.94/758,045.47 = 168,455.49/x - Step 3: Cross multiply
505,532.94x = 758,045.47 × 168,455.49 - Step 4: Simplify right side
505,532.94x = 127,696,921,091.13 - Step 5: Solve for x
x = 127,696,921,091.13/505,532.94 - Step 6: Final answer
x = 252,598.62
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1.5x scale
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.