Finding the Fourth Proportional to 275,795.17, 413,716.58 and 76,115.59
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Solution
The fourth proportional to 275,795.17, 413,716.58 and 76,115.59 is: 114,179.95
Step by Step Solution
- Step 1: Write the proportion equation
275,795.17 : 413,716.58 = 76,115.59 : x - Step 2: Convert to fraction form
275,795.17/413,716.58 = 76,115.59/x - Step 3: Cross multiply
275,795.17x = 413,716.58 × 76,115.59 - Step 4: Simplify right side
275,795.17x = 31,490,279,130.32 - Step 5: Solve for x
x = 31,490,279,130.32/275,795.17 - Step 6: Final answer
x = 114,179.95
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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.