Finding the Fourth Proportional to 301,091.52, 415,476.36 and 173,808.12
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Solution
The fourth proportional to 301,091.52, 415,476.36 and 173,808.12 is: 239,837.92
Step by Step Solution
- Step 1: Write the proportion equation
301,091.52 : 415,476.36 = 173,808.12 : x - Step 2: Convert to fraction form
301,091.52/415,476.36 = 173,808.12/x - Step 3: Cross multiply
301,091.52x = 415,476.36 × 173,808.12 - Step 4: Simplify right side
301,091.52x = 72,213,165,036.04 - Step 5: Solve for x
x = 72,213,165,036.04/301,091.52 - Step 6: Final answer
x = 239,837.92
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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.