Finding the Fourth Proportional to 364,386.32, 502,854.01 and 203,251.81
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Solution
The fourth proportional to 364,386.32, 502,854.01 and 203,251.81 is: 280,487.99
Step by Step Solution
- Step 1: Write the proportion equation
364,386.32 : 502,854.01 = 203,251.81 : x - Step 2: Convert to fraction form
364,386.32/502,854.01 = 203,251.81/x - Step 3: Cross multiply
364,386.32x = 502,854.01 × 203,251.81 - Step 4: Simplify right side
364,386.32x = 102,205,985,183.99 - Step 5: Solve for x
x = 102,205,985,183.99/364,386.32 - Step 6: Final answer
x = 280,487.99
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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.