Finding the Fourth Proportional to 702,992.96, 1,053,779.31 and 276,827.84
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Solution
The fourth proportional to 702,992.96, 1,053,779.31 and 276,827.84 is: 414,962.12
Step by Step Solution
- Step 1: Write the proportion equation
702,992.96 : 1,053,779.31 = 276,827.84 : x - Step 2: Convert to fraction form
702,992.96/1,053,779.31 = 276,827.84/x - Step 3: Cross multiply
702,992.96x = 1,053,779.31 × 276,827.84 - Step 4: Simplify right side
702,992.96x = 291,715,444,955.09 - Step 5: Solve for x
x = 291,715,444,955.09/702,992.96 - Step 6: Final answer
x = 414,962.12
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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.