Finding the Fourth Proportional to 227,656.51, 313,873.92 and 186,669.62
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Solution
The fourth proportional to 227,656.51, 313,873.92 and 186,669.62 is: 257,364.59
Step by Step Solution
- Step 1: Write the proportion equation
227,656.51 : 313,873.92 = 186,669.62 : x - Step 2: Convert to fraction form
227,656.51/313,873.92 = 186,669.62/x - Step 3: Cross multiply
227,656.51x = 313,873.92 × 186,669.62 - Step 4: Simplify right side
227,656.51x = 58,590,725,374.31 - Step 5: Solve for x
x = 58,590,725,374.31/227,656.51 - Step 6: Final answer
x = 257,364.59
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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.