Finding the Fourth Proportional to 1,059,517.17, 1,589,275.75 and 311,563.17
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Solution
The fourth proportional to 1,059,517.17, 1,589,275.75 and 311,563.17 is: 467,344.75
Step by Step Solution
- Step 1: Write the proportion equation
1,059,517.17 : 1,589,275.75 = 311,563.17 : x - Step 2: Convert to fraction form
1,059,517.17/1,589,275.75 = 311,563.17/x - Step 3: Cross multiply
1,059,517.17x = 1,589,275.75 × 311,563.17 - Step 4: Simplify right side
1,059,517.17x = 495,159,790,674.13 - Step 5: Solve for x
x = 495,159,790,674.13/1,059,517.17 - Step 6: Final answer
x = 467,344.75
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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.