Finding the Fourth Proportional to 225,556.08, 310,557.08 and 191,497.20
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Solution
The fourth proportional to 225,556.08, 310,557.08 and 191,497.20 is: 263,663.08
Step by Step Solution
- Step 1: Write the proportion equation
225,556.08 : 310,557.08 = 191,497.20 : x - Step 2: Convert to fraction form
225,556.08/310,557.08 = 191,497.20/x - Step 3: Cross multiply
225,556.08x = 310,557.08 × 191,497.20 - Step 4: Simplify right side
225,556.08x = 59,470,811,260.18 - Step 5: Solve for x
x = 59,470,811,260.18/225,556.08 - Step 6: Final answer
x = 263,663.08
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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.