Finding the Fourth Proportional to 363,358.32, 501,430.68 and 202,210.53
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Solution
The fourth proportional to 363,358.32, 501,430.68 and 202,210.53 is: 279,048.42
Step by Step Solution
- Step 1: Write the proportion equation
363,358.32 : 501,430.68 = 202,210.53 : x - Step 2: Convert to fraction form
363,358.32/501,430.68 = 202,210.53/x - Step 3: Cross multiply
363,358.32x = 501,430.68 × 202,210.53 - Step 4: Simplify right side
363,358.32x = 101,394,563,561.06 - Step 5: Solve for x
x = 101,394,563,561.06/363,358.32 - Step 6: Final answer
x = 279,048.42
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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.