Finding the Fourth Proportional to 557,177.74, 835,767.53 and 178,129.03
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Solution
The fourth proportional to 557,177.74, 835,767.53 and 178,129.03 is: 267,193.84
Step by Step Solution
- Step 1: Write the proportion equation
557,177.74 : 835,767.53 = 178,129.03 : x - Step 2: Convert to fraction form
557,177.74/835,767.53 = 178,129.03/x - Step 3: Cross multiply
557,177.74x = 835,767.53 × 178,129.03 - Step 4: Simplify right side
557,177.74x = 148,874,459,424.40 - Step 5: Solve for x
x = 148,874,459,424.40/557,177.74 - Step 6: Final answer
x = 267,193.84
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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.