Finding the Fourth Proportional to 364,386.20, 502,853.84 and 203,251.68
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Solution
The fourth proportional to 364,386.20, 502,853.84 and 203,251.68 is: 280,487.82
Step by Step Solution
- Step 1: Write the proportion equation
364,386.20 : 502,853.84 = 203,251.68 : x - Step 2: Convert to fraction form
364,386.20/502,853.84 = 203,251.68/x - Step 3: Cross multiply
364,386.20x = 502,853.84 × 203,251.68 - Step 4: Simplify right side
364,386.20x = 102,205,888,282.58 - Step 5: Solve for x
x = 102,205,888,282.58/364,386.20 - Step 6: Final answer
x = 280,487.82
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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.