Finding the Fourth Proportional to 545,782.24, 753,202.74 and 304,064.68
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Solution
The fourth proportional to 545,782.24, 753,202.74 and 304,064.68 is: 419,622.21
Step by Step Solution
- Step 1: Write the proportion equation
545,782.24 : 753,202.74 = 304,064.68 : x - Step 2: Convert to fraction form
545,782.24/753,202.74 = 304,064.68/x - Step 3: Cross multiply
545,782.24x = 753,202.74 × 304,064.68 - Step 4: Simplify right side
545,782.24x = 229,022,350,113.22 - Step 5: Solve for x
x = 229,022,350,113.22/545,782.24 - Step 6: Final answer
x = 419,622.21
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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.