Finding the Fourth Proportional to 401,195.70, 601,793.55 and 322,463.70
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Solution
The fourth proportional to 401,195.70, 601,793.55 and 322,463.70 is: 483,695.55
Step by Step Solution
- Step 1: Write the proportion equation
401,195.70 : 601,793.55 = 322,463.70 : x - Step 2: Convert to fraction form
401,195.70/601,793.55 = 322,463.70/x - Step 3: Cross multiply
401,195.70x = 601,793.55 × 322,463.70 - Step 4: Simplify right side
401,195.70x = 194,056,574,769.14 - Step 5: Solve for x
x = 194,056,574,769.14/401,195.70 - Step 6: Final answer
x = 483,695.55
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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.