Finding the Fourth Proportional to 360,779.44, 541,355.84 and 261,756.92
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Solution
The fourth proportional to 360,779.44, 541,355.84 and 261,756.92 is: 392,770.82
Step by Step Solution
- Step 1: Write the proportion equation
360,779.44 : 541,355.84 = 261,756.92 : x - Step 2: Convert to fraction form
360,779.44/541,355.84 = 261,756.92/x - Step 3: Cross multiply
360,779.44x = 541,355.84 × 261,756.92 - Step 4: Simplify right side
360,779.44x = 141,703,637,302.41 - Step 5: Solve for x
x = 141,703,637,302.41/360,779.44 - Step 6: Final answer
x = 392,770.82
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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.