Finding the Fourth Proportional to 232,934.40, 349,660.80 and 127,958.40
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Solution
The fourth proportional to 232,934.40, 349,660.80 and 127,958.40 is: 192,079.99
Step by Step Solution
- Step 1: Write the proportion equation
232,934.40 : 349,660.80 = 127,958.40 : x - Step 2: Convert to fraction form
232,934.40/349,660.80 = 127,958.40/x - Step 3: Cross multiply
232,934.40x = 349,660.80 × 127,958.40 - Step 4: Simplify right side
232,934.40x = 44,742,036,510.72 - Step 5: Solve for x
x = 44,742,036,510.72/232,934.40 - Step 6: Final answer
x = 192,079.99
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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.