Finding the Fourth Proportional to 622,801.70, 934,202.55 and 482,833.70
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Solution
The fourth proportional to 622,801.70, 934,202.55 and 482,833.70 is: 724,250.55
Step by Step Solution
- Step 1: Write the proportion equation
622,801.70 : 934,202.55 = 482,833.70 : x - Step 2: Convert to fraction form
622,801.70/934,202.55 = 482,833.70/x - Step 3: Cross multiply
622,801.70x = 934,202.55 × 482,833.70 - Step 4: Simplify right side
622,801.70x = 451,064,473,765.94 - Step 5: Solve for x
x = 451,064,473,765.94/622,801.70 - Step 6: Final answer
x = 724,250.55
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Double scale
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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.