Finding the Fourth Proportional to 361,315.92, 542,001.92 and 108,576.68
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Solution
The fourth proportional to 361,315.92, 542,001.92 and 108,576.68 is: 162,873.45
Step by Step Solution
- Step 1: Write the proportion equation
361,315.92 : 542,001.92 = 108,576.68 : x - Step 2: Convert to fraction form
361,315.92/542,001.92 = 108,576.68/x - Step 3: Cross multiply
361,315.92x = 542,001.92 × 108,576.68 - Step 4: Simplify right side
361,315.92x = 58,848,769,027.23 - Step 5: Solve for x
x = 58,848,769,027.23/361,315.92 - Step 6: Final answer
x = 162,873.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.