Finding the Fourth Proportional to 856,160.44, 1,181,486.93 and 474,179.02
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Solution
The fourth proportional to 856,160.44, 1,181,486.93 and 474,179.02 is: 654,359.03
Step by Step Solution
- Step 1: Write the proportion equation
856,160.44 : 1,181,486.93 = 474,179.02 : x - Step 2: Convert to fraction form
856,160.44/1,181,486.93 = 474,179.02/x - Step 3: Cross multiply
856,160.44x = 1,181,486.93 × 474,179.02 - Step 4: Simplify right side
856,160.44x = 560,236,309,285.60 - Step 5: Solve for x
x = 560,236,309,285.60/856,160.44 - Step 6: Final answer
x = 654,359.03
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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.