Finding the Fourth Proportional to 475,660.14, 656,029.80 and 418,177.32
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Solution
The fourth proportional to 475,660.14, 656,029.80 and 418,177.32 is: 576,749.58
Step by Step Solution
- Step 1: Write the proportion equation
475,660.14 : 656,029.80 = 418,177.32 : x - Step 2: Convert to fraction form
475,660.14/656,029.80 = 418,177.32/x - Step 3: Cross multiply
475,660.14x = 656,029.80 × 418,177.32 - Step 4: Simplify right side
475,660.14x = 274,336,783,604.14 - Step 5: Solve for x
x = 274,336,783,604.14/475,660.14 - Step 6: Final answer
x = 576,749.58
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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.