Finding the Fourth Proportional to 568,319.18, 784,276.67 and 313,670.36
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Solution
The fourth proportional to 568,319.18, 784,276.67 and 313,670.36 is: 432,862.99
Step by Step Solution
- Step 1: Write the proportion equation
568,319.18 : 784,276.67 = 313,670.36 : x - Step 2: Convert to fraction form
568,319.18/784,276.67 = 313,670.36/x - Step 3: Cross multiply
568,319.18x = 784,276.67 × 313,670.36 - Step 4: Simplify right side
568,319.18x = 246,004,339,928.77 - Step 5: Solve for x
x = 246,004,339,928.77/568,319.18 - Step 6: Final answer
x = 432,862.99
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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.