Finding the Fourth Proportional to 351,713.64, 485,363.14 and 190,568.67
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Solution
The fourth proportional to 351,713.64, 485,363.14 and 190,568.67 is: 262,983.84
Step by Step Solution
- Step 1: Write the proportion equation
351,713.64 : 485,363.14 = 190,568.67 : x - Step 2: Convert to fraction form
351,713.64/485,363.14 = 190,568.67/x - Step 3: Cross multiply
351,713.64x = 485,363.14 × 190,568.67 - Step 4: Simplify right side
351,713.64x = 92,495,005,760.29 - Step 5: Solve for x
x = 92,495,005,760.29/351,713.64 - Step 6: Final answer
x = 262,983.84
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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.