Finding the Fourth Proportional to 842,272.94, 1,162,337.10 and 460,299.67
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Solution
The fourth proportional to 842,272.94, 1,162,337.10 and 460,299.67 is: 635,213.79
Step by Step Solution
- Step 1: Write the proportion equation
842,272.94 : 1,162,337.10 = 460,299.67 : x - Step 2: Convert to fraction form
842,272.94/1,162,337.10 = 460,299.67/x - Step 3: Cross multiply
842,272.94x = 1,162,337.10 × 460,299.67 - Step 4: Simplify right side
842,272.94x = 535,023,383,558.76 - Step 5: Solve for x
x = 535,023,383,558.76/842,272.94 - Step 6: Final answer
x = 635,213.79
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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.