Finding the Fourth Proportional to 349,073.55, 523,640.36 and 96,354.09
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Solution
The fourth proportional to 349,073.55, 523,640.36 and 96,354.09 is: 144,539.43
Step by Step Solution
- Step 1: Write the proportion equation
349,073.55 : 523,640.36 = 96,354.09 : x - Step 2: Convert to fraction form
349,073.55/523,640.36 = 96,354.09/x - Step 3: Cross multiply
349,073.55x = 523,640.36 × 96,354.09 - Step 4: Simplify right side
349,073.55x = 50,454,890,615.96 - Step 5: Solve for x
x = 50,454,890,615.96/349,073.55 - Step 6: Final answer
x = 144,539.43
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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.