Finding the Fourth Proportional to 283,318.20, 424,977.30 and 96,329.70
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Solution
The fourth proportional to 283,318.20, 424,977.30 and 96,329.70 is: 144,494.55
Step by Step Solution
- Step 1: Write the proportion equation
283,318.20 : 424,977.30 = 96,329.70 : x - Step 2: Convert to fraction form
283,318.20/424,977.30 = 96,329.70/x - Step 3: Cross multiply
283,318.20x = 424,977.30 × 96,329.70 - Step 4: Simplify right side
283,318.20x = 40,937,935,815.81 - Step 5: Solve for x
x = 40,937,935,815.81/283,318.20 - Step 6: Final answer
x = 144,494.55
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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.