Finding the Fourth Proportional to 351,636.75, 527,542.61 and 102,318.75
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Solution
The fourth proportional to 351,636.75, 527,542.61 and 102,318.75 is: 153,503.58
Step by Step Solution
- Step 1: Write the proportion equation
351,636.75 : 527,542.61 = 102,318.75 : x - Step 2: Convert to fraction form
351,636.75/527,542.61 = 102,318.75/x - Step 3: Cross multiply
351,636.75x = 527,542.61 × 102,318.75 - Step 4: Simplify right side
351,636.75x = 53,977,499,915.34 - Step 5: Solve for x
x = 53,977,499,915.34/351,636.75 - Step 6: Final answer
x = 153,503.58
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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.