Finding the Fourth Proportional to 283,306.46, 424,860.66 and 83,573.84
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Solution
The fourth proportional to 283,306.46, 424,860.66 and 83,573.84 is: 125,331.55
Step by Step Solution
- Step 1: Write the proportion equation
283,306.46 : 424,860.66 = 83,573.84 : x - Step 2: Convert to fraction form
283,306.46/424,860.66 = 83,573.84/x - Step 3: Cross multiply
283,306.46x = 424,860.66 × 83,573.84 - Step 4: Simplify right side
283,306.46x = 35,507,236,821.13 - Step 5: Solve for x
x = 35,507,236,821.13/283,306.46 - Step 6: Final answer
x = 125,331.55
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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.