Finding the Fourth Proportional to 759,295.23, 1,047,774.80 and 419,736.75
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Solution
The fourth proportional to 759,295.23, 1,047,774.80 and 419,736.75 is: 579,207.63
Step by Step Solution
- Step 1: Write the proportion equation
759,295.23 : 1,047,774.80 = 419,736.75 : x - Step 2: Convert to fraction form
759,295.23/1,047,774.80 = 419,736.75/x - Step 3: Cross multiply
759,295.23x = 1,047,774.80 × 419,736.75 - Step 4: Simplify right side
759,295.23x = 439,789,587,185.22 - Step 5: Solve for x
x = 439,789,587,185.22/759,295.23 - Step 6: Final answer
x = 579,207.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.