Finding the Fourth Proportional to 415,190.58, 572,964.75 and 233,904.68
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Solution
The fourth proportional to 415,190.58, 572,964.75 and 233,904.68 is: 322,789.44
Step by Step Solution
- Step 1: Write the proportion equation
415,190.58 : 572,964.75 = 233,904.68 : x - Step 2: Convert to fraction form
415,190.58/572,964.75 = 233,904.68/x - Step 3: Cross multiply
415,190.58x = 572,964.75 × 233,904.68 - Step 4: Simplify right side
415,190.58x = 134,019,136,500.03 - Step 5: Solve for x
x = 134,019,136,500.03/415,190.58 - Step 6: Final answer
x = 322,789.44
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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.