Finding the Fourth Proportional to 225,555.93, 310,557.11 and 191,497.05
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Solution
The fourth proportional to 225,555.93, 310,557.11 and 191,497.05 is: 263,663.07
Step by Step Solution
- Step 1: Write the proportion equation
225,555.93 : 310,557.11 = 191,497.05 : x - Step 2: Convert to fraction form
225,555.93/310,557.11 = 191,497.05/x - Step 3: Cross multiply
225,555.93x = 310,557.11 × 191,497.05 - Step 4: Simplify right side
225,555.93x = 59,470,769,464.04 - Step 5: Solve for x
x = 59,470,769,464.04/225,555.93 - Step 6: Final answer
x = 263,663.07
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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.