Finding the Fourth Proportional to 560,943.64, 774,102.18 and 306,295.03
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Solution
The fourth proportional to 560,943.64, 774,102.18 and 306,295.03 is: 422,687.12
Step by Step Solution
- Step 1: Write the proportion equation
560,943.64 : 774,102.18 = 306,295.03 : x - Step 2: Convert to fraction form
560,943.64/774,102.18 = 306,295.03/x - Step 3: Cross multiply
560,943.64x = 774,102.18 × 306,295.03 - Step 4: Simplify right side
560,943.64x = 237,103,650,446.17 - Step 5: Solve for x
x = 237,103,650,446.17/560,943.64 - Step 6: Final answer
x = 422,687.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.