Finding the Fourth Proportional to 299,660.13, 449,487.12 and 173,219.93
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Solution
The fourth proportional to 299,660.13, 449,487.12 and 173,219.93 is: 259,828.11
Step by Step Solution
- Step 1: Write the proportion equation
299,660.13 : 449,487.12 = 173,219.93 : x - Step 2: Convert to fraction form
299,660.13/449,487.12 = 173,219.93/x - Step 3: Cross multiply
299,660.13x = 449,487.12 × 173,219.93 - Step 4: Simplify right side
299,660.13x = 77,860,125,214.87 - Step 5: Solve for x
x = 77,860,125,214.87/299,660.13 - Step 6: Final answer
x = 259,828.11
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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.