Finding the Fourth Proportional to 989,823.26, 1,365,959.75 and 537,114.26
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Solution
The fourth proportional to 989,823.26, 1,365,959.75 and 537,114.26 is: 741,219.66
Step by Step Solution
- Step 1: Write the proportion equation
989,823.26 : 1,365,959.75 = 537,114.26 : x - Step 2: Convert to fraction form
989,823.26/1,365,959.75 = 537,114.26/x - Step 3: Cross multiply
989,823.26x = 1,365,959.75 × 537,114.26 - Step 4: Simplify right side
989,823.26x = 733,676,460,311.04 - Step 5: Solve for x
x = 733,676,460,311.04/989,823.26 - Step 6: Final answer
x = 741,219.66
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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.