Finding the Fourth Proportional to 557,348.70, 836,023.05 and 202,374.30
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Solution
The fourth proportional to 557,348.70, 836,023.05 and 202,374.30 is: 303,561.45
Step by Step Solution
- Step 1: Write the proportion equation
557,348.70 : 836,023.05 = 202,374.30 : x - Step 2: Convert to fraction form
557,348.70/836,023.05 = 202,374.30/x - Step 3: Cross multiply
557,348.70x = 836,023.05 × 202,374.30 - Step 4: Simplify right side
557,348.70x = 169,189,579,527.62 - Step 5: Solve for x
x = 169,189,579,527.62/557,348.70 - Step 6: Final answer
x = 303,561.45
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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.