Finding the Fourth Proportional to 433,772.28, 598,605.60 and 242,785.56
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Solution
The fourth proportional to 433,772.28, 598,605.60 and 242,785.56 is: 335,043.99
Step by Step Solution
- Step 1: Write the proportion equation
433,772.28 : 598,605.60 = 242,785.56 : x - Step 2: Convert to fraction form
433,772.28/598,605.60 = 242,785.56/x - Step 3: Cross multiply
433,772.28x = 598,605.60 × 242,785.56 - Step 4: Simplify right side
433,772.28x = 145,332,795,815.14 - Step 5: Solve for x
x = 145,332,795,815.14/433,772.28 - Step 6: Final answer
x = 335,043.99
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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.