Finding the Fourth Proportional to 568,487.06, 784,491.58 and 313,832.78
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Solution
The fourth proportional to 568,487.06, 784,491.58 and 313,832.78 is: 433,077.88
Step by Step Solution
- Step 1: Write the proportion equation
568,487.06 : 784,491.58 = 313,832.78 : x - Step 2: Convert to fraction form
568,487.06/784,491.58 = 313,832.78/x - Step 3: Cross multiply
568,487.06x = 784,491.58 × 313,832.78 - Step 4: Simplify right side
568,487.06x = 246,199,173,437.99 - Step 5: Solve for x
x = 246,199,173,437.99/568,487.06 - Step 6: Final answer
x = 433,077.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.