Finding the Fourth Proportional to 364,278.76, 502,730.34 and 203,144.68
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Solution
The fourth proportional to 364,278.76, 502,730.34 and 203,144.68 is: 280,353.96
Step by Step Solution
- Step 1: Write the proportion equation
364,278.76 : 502,730.34 = 203,144.68 : x - Step 2: Convert to fraction form
364,278.76/502,730.34 = 203,144.68/x - Step 3: Cross multiply
364,278.76x = 502,730.34 × 203,144.68 - Step 4: Simplify right side
364,278.76x = 102,126,994,045.59 - Step 5: Solve for x
x = 102,126,994,045.59/364,278.76 - Step 6: Final answer
x = 280,353.96
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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.