Finding the Fourth Proportional to 299,476.77, 413,229.19 and 176,952.09
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Solution
The fourth proportional to 299,476.77, 413,229.19 and 176,952.09 is: 244,165.08
Step by Step Solution
- Step 1: Write the proportion equation
299,476.77 : 413,229.19 = 176,952.09 : x - Step 2: Convert to fraction form
299,476.77/413,229.19 = 176,952.09/x - Step 3: Cross multiply
299,476.77x = 413,229.19 × 176,952.09 - Step 4: Simplify right side
299,476.77x = 73,121,768,819.51 - Step 5: Solve for x
x = 73,121,768,819.51/299,476.77 - Step 6: Final answer
x = 244,165.08
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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.