Finding the Fourth Proportional to 322,305.36, 444,747.24 and 186,317.70
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Solution
The fourth proportional to 322,305.36, 444,747.24 and 186,317.70 is: 257,098.68
Step by Step Solution
- Step 1: Write the proportion equation
322,305.36 : 444,747.24 = 186,317.70 : x - Step 2: Convert to fraction form
322,305.36/444,747.24 = 186,317.70/x - Step 3: Cross multiply
322,305.36x = 444,747.24 × 186,317.70 - Step 4: Simplify right side
322,305.36x = 82,864,282,838.15 - Step 5: Solve for x
x = 82,864,282,838.15/322,305.36 - Step 6: Final answer
x = 257,098.68
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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.