Finding the Fourth Proportional to 467,274.24, 644,838.12 and 252,414.36
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Solution
The fourth proportional to 467,274.24, 644,838.12 and 252,414.36 is: 348,331.64
Step by Step Solution
- Step 1: Write the proportion equation
467,274.24 : 644,838.12 = 252,414.36 : x - Step 2: Convert to fraction form
467,274.24/644,838.12 = 252,414.36/x - Step 3: Cross multiply
467,274.24x = 644,838.12 × 252,414.36 - Step 4: Simplify right side
467,274.24x = 162,766,401,363.40 - Step 5: Solve for x
x = 162,766,401,363.40/467,274.24 - Step 6: Final answer
x = 348,331.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.