Finding the Fourth Proportional to 676,660.19, 1,014,354.51 and 227,065.75
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Solution
The fourth proportional to 676,660.19, 1,014,354.51 and 227,065.75 is: 340,385.28
Step by Step Solution
- Step 1: Write the proportion equation
676,660.19 : 1,014,354.51 = 227,065.75 : x - Step 2: Convert to fraction form
676,660.19/1,014,354.51 = 227,065.75/x - Step 3: Cross multiply
676,660.19x = 1,014,354.51 × 227,065.75 - Step 4: Simplify right side
676,660.19x = 230,325,167,579.03 - Step 5: Solve for x
x = 230,325,167,579.03/676,660.19 - Step 6: Final answer
x = 340,385.28
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1.5x scale
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.