Finding the Fourth Proportional to 893,046.73, 1,232,405.56 and 485,148.84
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Solution
The fourth proportional to 893,046.73, 1,232,405.56 and 485,148.84 is: 669,505.98
Step by Step Solution
- Step 1: Write the proportion equation
893,046.73 : 1,232,405.56 = 485,148.84 : x - Step 2: Convert to fraction form
893,046.73/1,232,405.56 = 485,148.84/x - Step 3: Cross multiply
893,046.73x = 1,232,405.56 × 485,148.84 - Step 4: Simplify right side
893,046.73x = 597,900,126,630.68 - Step 5: Solve for x
x = 597,900,126,630.68/893,046.73 - Step 6: Final answer
x = 669,505.98
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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.