Finding the Fourth Proportional to 568,768.74, 784,907.49 and 314,119.14
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Solution
The fourth proportional to 568,768.74, 784,907.49 and 314,119.14 is: 433,488.07
Step by Step Solution
- Step 1: Write the proportion equation
568,768.74 : 784,907.49 = 314,119.14 : x - Step 2: Convert to fraction form
568,768.74/784,907.49 = 314,119.14/x - Step 3: Cross multiply
568,768.74x = 784,907.49 × 314,119.14 - Step 4: Simplify right side
568,768.74x = 246,554,465,738.36 - Step 5: Solve for x
x = 246,554,465,738.36/568,768.74 - Step 6: Final answer
x = 433,488.07
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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.