Finding the Fourth Proportional to 324,484.48, 486,644.55 and 96,727.54
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Solution
The fourth proportional to 324,484.48, 486,644.55 and 96,727.54 is: 145,066.82
Step by Step Solution
- Step 1: Write the proportion equation
324,484.48 : 486,644.55 = 96,727.54 : x - Step 2: Convert to fraction form
324,484.48/486,644.55 = 96,727.54/x - Step 3: Cross multiply
324,484.48x = 486,644.55 × 96,727.54 - Step 4: Simplify right side
324,484.48x = 47,071,930,175.91 - Step 5: Solve for x
x = 47,071,930,175.91/324,484.48 - Step 6: Final answer
x = 145,066.82
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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.