Finding the Fourth Proportional to 828,192.08, 1,241,020.96 and 557,317.08
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Solution
The fourth proportional to 828,192.08, 1,241,020.96 and 557,317.08 is: 835,122.91
Step by Step Solution
- Step 1: Write the proportion equation
828,192.08 : 1,241,020.96 = 557,317.08 : x - Step 2: Convert to fraction form
828,192.08/1,241,020.96 = 557,317.08/x - Step 3: Cross multiply
828,192.08x = 1,241,020.96 × 557,317.08 - Step 4: Simplify right side
828,192.08x = 691,642,177,646.00 - Step 5: Solve for x
x = 691,642,177,646.00/828,192.08 - Step 6: Final answer
x = 835,122.91
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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.