Finding the Fourth Proportional to 344,808.12, 475,823.18 and 189,744.92
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Solution
The fourth proportional to 344,808.12, 475,823.18 and 189,744.92 is: 261,841.37
Step by Step Solution
- Step 1: Write the proportion equation
344,808.12 : 475,823.18 = 189,744.92 : x - Step 2: Convert to fraction form
344,808.12/475,823.18 = 189,744.92/x - Step 3: Cross multiply
344,808.12x = 475,823.18 × 189,744.92 - Step 4: Simplify right side
344,808.12x = 90,285,029,766.63 - Step 5: Solve for x
x = 90,285,029,766.63/344,808.12 - Step 6: Final answer
x = 261,841.37
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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.