Finding the Fourth Proportional to 532,694.70, 799,160.12 and 153,585.85
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Solution
The fourth proportional to 532,694.70, 799,160.12 and 153,585.85 is: 230,412.81
Step by Step Solution
- Step 1: Write the proportion equation
532,694.70 : 799,160.12 = 153,585.85 : x - Step 2: Convert to fraction form
532,694.70/799,160.12 = 153,585.85/x - Step 3: Cross multiply
532,694.70x = 799,160.12 × 153,585.85 - Step 4: Simplify right side
532,694.70x = 122,739,684,241.13 - Step 5: Solve for x
x = 122,739,684,241.13/532,694.70 - Step 6: Final answer
x = 230,412.81
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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.