Finding the Fourth Proportional to 634,324.83, 875,380.28 and 347,827.83
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Solution
The fourth proportional to 634,324.83, 875,380.28 and 347,827.83 is: 480,008.99
Step by Step Solution
- Step 1: Write the proportion equation
634,324.83 : 875,380.28 = 347,827.83 : x - Step 2: Convert to fraction form
634,324.83/875,380.28 = 347,827.83/x - Step 3: Cross multiply
634,324.83x = 875,380.28 × 347,827.83 - Step 4: Simplify right side
634,324.83x = 304,481,621,478.05 - Step 5: Solve for x
x = 304,481,621,478.05/634,324.83 - Step 6: Final answer
x = 480,008.99
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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.