Finding the Fourth Proportional to 461,303.10, 691,954.65 and 283,232.70
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Solution
The fourth proportional to 461,303.10, 691,954.65 and 283,232.70 is: 424,849.05
Step by Step Solution
- Step 1: Write the proportion equation
461,303.10 : 691,954.65 = 283,232.70 : x - Step 2: Convert to fraction form
461,303.10/691,954.65 = 283,232.70/x - Step 3: Cross multiply
461,303.10x = 691,954.65 × 283,232.70 - Step 4: Simplify right side
461,303.10x = 195,984,183,797.06 - Step 5: Solve for x
x = 195,984,183,797.06/461,303.10 - Step 6: Final answer
x = 424,849.05
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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.