Finding the Fourth Proportional to 296,994.36, 445,156.88 and 147,341.91
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Solution
The fourth proportional to 296,994.36, 445,156.88 and 147,341.91 is: 220,846.83
Step by Step Solution
- Step 1: Write the proportion equation
296,994.36 : 445,156.88 = 147,341.91 : x - Step 2: Convert to fraction form
296,994.36/445,156.88 = 147,341.91/x - Step 3: Cross multiply
296,994.36x = 445,156.88 × 147,341.91 - Step 4: Simplify right side
296,994.36x = 65,590,264,212.13 - Step 5: Solve for x
x = 65,590,264,212.13/296,994.36 - Step 6: Final answer
x = 220,846.83
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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.