Finding the Fourth Proportional to 227,278.48, 313,630.08 and 125,298.64
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Solution
The fourth proportional to 227,278.48, 313,630.08 and 125,298.64 is: 172,904.28
Step by Step Solution
- Step 1: Write the proportion equation
227,278.48 : 313,630.08 = 125,298.64 : x - Step 2: Convert to fraction form
227,278.48/313,630.08 = 125,298.64/x - Step 3: Cross multiply
227,278.48x = 313,630.08 × 125,298.64 - Step 4: Simplify right side
227,278.48x = 39,297,422,487.09 - Step 5: Solve for x
x = 39,297,422,487.09/227,278.48 - Step 6: Final answer
x = 172,904.28
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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.