Finding the Fourth Proportional to 363,387.60, 501,471.24 and 202,240.08
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Solution
The fourth proportional to 363,387.60, 501,471.24 and 202,240.08 is: 279,089.28
Step by Step Solution
- Step 1: Write the proportion equation
363,387.60 : 501,471.24 = 202,240.08 : x - Step 2: Convert to fraction form
363,387.60/501,471.24 = 202,240.08/x - Step 3: Cross multiply
363,387.60x = 501,471.24 × 202,240.08 - Step 4: Simplify right side
363,387.60x = 101,417,583,695.30 - Step 5: Solve for x
x = 101,417,583,695.30/363,387.60 - Step 6: Final answer
x = 279,089.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.