Finding the Fourth Proportional to 276,932.09, 415,220.67 and 116,964.68
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Solution
The fourth proportional to 276,932.09, 415,220.67 and 116,964.68 is: 175,372.06
Step by Step Solution
- Step 1: Write the proportion equation
276,932.09 : 415,220.67 = 116,964.68 : x - Step 2: Convert to fraction form
276,932.09/415,220.67 = 116,964.68/x - Step 3: Cross multiply
276,932.09x = 415,220.67 × 116,964.68 - Step 4: Simplify right side
276,932.09x = 48,566,150,719.83 - Step 5: Solve for x
x = 48,566,150,719.83/276,932.09 - Step 6: Final answer
x = 175,372.06
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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.