Finding the Fourth Proportional to 239,010.46, 358,737.36 and 120,764.84
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Solution
The fourth proportional to 239,010.46, 358,737.36 and 120,764.84 is: 181,259.26
Step by Step Solution
- Step 1: Write the proportion equation
239,010.46 : 358,737.36 = 120,764.84 : x - Step 2: Convert to fraction form
239,010.46/358,737.36 = 120,764.84/x - Step 3: Cross multiply
239,010.46x = 358,737.36 × 120,764.84 - Step 4: Simplify right side
239,010.46x = 43,322,859,882.42 - Step 5: Solve for x
x = 43,322,859,882.42/239,010.46 - Step 6: Final answer
x = 181,259.26
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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.