Finding the Fourth Proportional to 656,398.53, 984,597.97 and 207,154.56
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Solution
The fourth proportional to 656,398.53, 984,597.97 and 207,154.56 is: 310,731.89
Step by Step Solution
- Step 1: Write the proportion equation
656,398.53 : 984,597.97 = 207,154.56 : x - Step 2: Convert to fraction form
656,398.53/984,597.97 = 207,154.56/x - Step 3: Cross multiply
656,398.53x = 984,597.97 × 207,154.56 - Step 4: Simplify right side
656,398.53x = 203,963,958,216.47 - Step 5: Solve for x
x = 203,963,958,216.47/656,398.53 - Step 6: Final answer
x = 310,731.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.