Finding the Fourth Proportional to 982,248.64, 1,473,227.12 and 272,202.64
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Solution
The fourth proportional to 982,248.64, 1,473,227.12 and 272,202.64 is: 408,263.54
Step by Step Solution
- Step 1: Write the proportion equation
982,248.64 : 1,473,227.12 = 272,202.64 : x - Step 2: Convert to fraction form
982,248.64/1,473,227.12 = 272,202.64/x - Step 3: Cross multiply
982,248.64x = 1,473,227.12 × 272,202.64 - Step 4: Simplify right side
982,248.64x = 401,016,311,383.60 - Step 5: Solve for x
x = 401,016,311,383.60/982,248.64 - Step 6: Final answer
x = 408,263.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.