Finding the Fourth Proportional to 568,109.25, 784,007.17 and 313,476.84
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Solution
The fourth proportional to 568,109.25, 784,007.17 and 313,476.84 is: 432,607.09
Step by Step Solution
- Step 1: Write the proportion equation
568,109.25 : 784,007.17 = 313,476.84 : x - Step 2: Convert to fraction form
568,109.25/784,007.17 = 313,476.84/x - Step 3: Cross multiply
568,109.25x = 784,007.17 × 313,476.84 - Step 4: Simplify right side
568,109.25x = 245,768,089,405.25 - Step 5: Solve for x
x = 245,768,089,405.25/568,109.25 - Step 6: Final answer
x = 432,607.09
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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.