Finding the Fourth Proportional to 322,228.74, 444,617.04 and 186,212.84
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Solution
The fourth proportional to 322,228.74, 444,617.04 and 186,212.84 is: 256,939.84
Step by Step Solution
- Step 1: Write the proportion equation
322,228.74 : 444,617.04 = 186,212.84 : x - Step 2: Convert to fraction form
322,228.74/444,617.04 = 186,212.84/x - Step 3: Cross multiply
322,228.74x = 444,617.04 × 186,212.84 - Step 4: Simplify right side
322,228.74x = 82,793,401,730.79 - Step 5: Solve for x
x = 82,793,401,730.79/322,228.74 - Step 6: Final answer
x = 256,939.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.