Finding the Fourth Proportional to 347,863.86, 480,064.05 and 202,660.02
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Solution
The fourth proportional to 347,863.86, 480,064.05 and 202,660.02 is: 279,677.77
Step by Step Solution
- Step 1: Write the proportion equation
347,863.86 : 480,064.05 = 202,660.02 : x - Step 2: Convert to fraction form
347,863.86/480,064.05 = 202,660.02/x - Step 3: Cross multiply
347,863.86x = 480,064.05 × 202,660.02 - Step 4: Simplify right side
347,863.86x = 97,289,789,974.28 - Step 5: Solve for x
x = 97,289,789,974.28/347,863.86 - Step 6: Final answer
x = 279,677.77
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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.