Finding the Fourth Proportional to 403,924.96, 557,383.67 and 234,170.02
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Solution
The fourth proportional to 403,924.96, 557,383.67 and 234,170.02 is: 323,135.62
Step by Step Solution
- Step 1: Write the proportion equation
403,924.96 : 557,383.67 = 234,170.02 : x - Step 2: Convert to fraction form
403,924.96/557,383.67 = 234,170.02/x - Step 3: Cross multiply
403,924.96x = 557,383.67 × 234,170.02 - Step 4: Simplify right side
403,924.96x = 130,522,542,587.26 - Step 5: Solve for x
x = 130,522,542,587.26/403,924.96 - Step 6: Final answer
x = 323,135.62
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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.