Finding the Fourth Proportional to 982,493.77, 1,473,740.56 and 272,521.84
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Solution
The fourth proportional to 982,493.77, 1,473,740.56 and 272,521.84 is: 408,782.73
Step by Step Solution
- Step 1: Write the proportion equation
982,493.77 : 1,473,740.56 = 272,521.84 : x - Step 2: Convert to fraction form
982,493.77/1,473,740.56 = 272,521.84/x - Step 3: Cross multiply
982,493.77x = 1,473,740.56 × 272,521.84 - Step 4: Simplify right side
982,493.77x = 401,626,489,093.83 - Step 5: Solve for x
x = 401,626,489,093.83/982,493.77 - Step 6: Final answer
x = 408,782.73
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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.