Finding the Fourth Proportional to 344,029.36, 474,761.68 and 191,067.92
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Solution
The fourth proportional to 344,029.36, 474,761.68 and 191,067.92 is: 263,674.38
Step by Step Solution
- Step 1: Write the proportion equation
344,029.36 : 474,761.68 = 191,067.92 : x - Step 2: Convert to fraction form
344,029.36/474,761.68 = 191,067.92/x - Step 3: Cross multiply
344,029.36x = 474,761.68 × 191,067.92 - Step 4: Simplify right side
344,029.36x = 90,711,726,693.31 - Step 5: Solve for x
x = 90,711,726,693.31/344,029.36 - Step 6: Final answer
x = 263,674.38
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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.