Finding the Fourth Proportional to 634,246.44, 875,253.42 and 347,765.88
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Solution
The fourth proportional to 634,246.44, 875,253.42 and 347,765.88 is: 479,913.26
Step by Step Solution
- Step 1: Write the proportion equation
634,246.44 : 875,253.42 = 347,765.88 : x - Step 2: Convert to fraction form
634,246.44/875,253.42 = 347,765.88/x - Step 3: Cross multiply
634,246.44x = 875,253.42 × 347,765.88 - Step 4: Simplify right side
634,246.44x = 304,383,275,829.31 - Step 5: Solve for x
x = 304,383,275,829.31/634,246.44 - Step 6: Final answer
x = 479,913.26
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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.