Finding the Fourth Proportional to 834,412.24, 1,251,774.06 and 379,035.47
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Solution
The fourth proportional to 834,412.24, 1,251,774.06 and 379,035.47 is: 568,623.92
Step by Step Solution
- Step 1: Write the proportion equation
834,412.24 : 1,251,774.06 = 379,035.47 : x - Step 2: Convert to fraction form
834,412.24/1,251,774.06 = 379,035.47/x - Step 3: Cross multiply
834,412.24x = 1,251,774.06 × 379,035.47 - Step 4: Simplify right side
834,412.24x = 474,466,764,898.77 - Step 5: Solve for x
x = 474,466,764,898.77/834,412.24 - Step 6: Final answer
x = 568,623.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.