Finding the Fourth Proportional to 350,929.36, 483,843.64 and 292,869.68
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Solution
The fourth proportional to 350,929.36, 483,843.64 and 292,869.68 is: 403,793.89
Step by Step Solution
- Step 1: Write the proportion equation
350,929.36 : 483,843.64 = 292,869.68 : x - Step 2: Convert to fraction form
350,929.36/483,843.64 = 292,869.68/x - Step 3: Cross multiply
350,929.36x = 483,843.64 × 292,869.68 - Step 4: Simplify right side
350,929.36x = 141,703,132,016.84 - Step 5: Solve for x
x = 141,703,132,016.84/350,929.36 - Step 6: Final answer
x = 403,793.89
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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.