Finding the Fourth Proportional to 797,721.75, 1,195,911.54 and 371,040.75
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Solution
The fourth proportional to 797,721.75, 1,195,911.54 and 371,040.75 is: 556,248.99
Step by Step Solution
- Step 1: Write the proportion equation
797,721.75 : 1,195,911.54 = 371,040.75 : x - Step 2: Convert to fraction form
797,721.75/1,195,911.54 = 371,040.75/x - Step 3: Cross multiply
797,721.75x = 1,195,911.54 × 371,040.75 - Step 4: Simplify right side
797,721.75x = 443,731,914,735.26 - Step 5: Solve for x
x = 443,731,914,735.26/797,721.75 - Step 6: Final answer
x = 556,248.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.