Finding the Fourth Proportional to 608,800.70, 913,201.05 and 276,376.70
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Solution
The fourth proportional to 608,800.70, 913,201.05 and 276,376.70 is: 414,565.05
Step by Step Solution
- Step 1: Write the proportion equation
608,800.70 : 913,201.05 = 276,376.70 : x - Step 2: Convert to fraction form
608,800.70/913,201.05 = 276,376.70/x - Step 3: Cross multiply
608,800.70x = 913,201.05 × 276,376.70 - Step 4: Simplify right side
608,800.70x = 252,387,492,635.54 - Step 5: Solve for x
x = 252,387,492,635.54/608,800.70 - Step 6: Final answer
x = 414,565.05
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Similar ratio
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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.