Finding the Fourth Proportional to 982,481.92, 1,473,722.75 and 272,509.95
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Solution
The fourth proportional to 982,481.92, 1,473,722.75 and 272,509.95 is: 408,764.90
Step by Step Solution
- Step 1: Write the proportion equation
982,481.92 : 1,473,722.75 = 272,509.95 : x - Step 2: Convert to fraction form
982,481.92/1,473,722.75 = 272,509.95/x - Step 3: Cross multiply
982,481.92x = 1,473,722.75 × 272,509.95 - Step 4: Simplify right side
982,481.92x = 401,604,119,124.10 - Step 5: Solve for x
x = 401,604,119,124.10/982,481.92 - Step 6: Final answer
x = 408,764.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.