Finding the Fourth Proportional to 245,352.64, 338,843.67 and 169,070.08
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Solution
The fourth proportional to 245,352.64, 338,843.67 and 169,070.08 is: 233,493.83
Step by Step Solution
- Step 1: Write the proportion equation
245,352.64 : 338,843.67 = 169,070.08 : x - Step 2: Convert to fraction form
245,352.64/338,843.67 = 169,070.08/x - Step 3: Cross multiply
245,352.64x = 338,843.67 × 169,070.08 - Step 4: Simplify right side
245,352.64x = 57,288,326,394.39 - Step 5: Solve for x
x = 57,288,326,394.39/245,352.64 - Step 6: Final answer
x = 233,493.83
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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.