Finding the Fourth Proportional to 486,848.21, 671,882.06 and 271,989.44
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Solution
The fourth proportional to 486,848.21, 671,882.06 and 271,989.44 is: 375,363.03
Step by Step Solution
- Step 1: Write the proportion equation
486,848.21 : 671,882.06 = 271,989.44 : x - Step 2: Convert to fraction form
486,848.21/671,882.06 = 271,989.44/x - Step 3: Cross multiply
486,848.21x = 671,882.06 × 271,989.44 - Step 4: Simplify right side
486,848.21x = 182,744,822,566.01 - Step 5: Solve for x
x = 182,744,822,566.01/486,848.21 - Step 6: Final answer
x = 375,363.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.