Finding the Fourth Proportional to 266,027.97, 399,048.84 and 76,480.68
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Solution
The fourth proportional to 266,027.97, 399,048.84 and 76,480.68 is: 114,723.00
Step by Step Solution
- Step 1: Write the proportion equation
266,027.97 : 399,048.84 = 76,480.68 : x - Step 2: Convert to fraction form
266,027.97/399,048.84 = 76,480.68/x - Step 3: Cross multiply
266,027.97x = 399,048.84 × 76,480.68 - Step 4: Simplify right side
266,027.97x = 30,519,526,636.41 - Step 5: Solve for x
x = 30,519,526,636.41/266,027.97 - Step 6: Final answer
x = 114,723.00
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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.