Finding the Fourth Proportional to 484,475.58, 667,883.34 and 340,789.68
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Solution
The fourth proportional to 484,475.58, 667,883.34 and 340,789.68 is: 469,802.32
Step by Step Solution
- Step 1: Write the proportion equation
484,475.58 : 667,883.34 = 340,789.68 : x - Step 2: Convert to fraction form
484,475.58/667,883.34 = 340,789.68/x - Step 3: Cross multiply
484,475.58x = 667,883.34 × 340,789.68 - Step 4: Simplify right side
484,475.58x = 227,607,749,715.93 - Step 5: Solve for x
x = 227,607,749,715.93/484,475.58 - Step 6: Final answer
x = 469,802.32
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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.