Finding the Fourth Proportional to 467,134.66, 644,645.79 and 252,274.70
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Solution
The fourth proportional to 467,134.66, 644,645.79 and 252,274.70 is: 348,139.06
Step by Step Solution
- Step 1: Write the proportion equation
467,134.66 : 644,645.79 = 252,274.70 : x - Step 2: Convert to fraction form
467,134.66/644,645.79 = 252,274.70/x - Step 3: Cross multiply
467,134.66x = 644,645.79 × 252,274.70 - Step 4: Simplify right side
467,134.66x = 162,627,823,278.51 - Step 5: Solve for x
x = 162,627,823,278.51/467,134.66 - Step 6: Final answer
x = 348,139.06
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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.