Finding the Fourth Proportional to 286,965.99, 395,848.22 and 179,349.19
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Solution
The fourth proportional to 286,965.99, 395,848.22 and 179,349.19 is: 247,398.85
Step by Step Solution
- Step 1: Write the proportion equation
286,965.99 : 395,848.22 = 179,349.19 : x - Step 2: Convert to fraction form
286,965.99/395,848.22 = 179,349.19/x - Step 3: Cross multiply
286,965.99x = 395,848.22 × 179,349.19 - Step 4: Simplify right side
286,965.99x = 70,995,055,733.58 - Step 5: Solve for x
x = 70,995,055,733.58/286,965.99 - Step 6: Final answer
x = 247,398.85
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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.