Finding the Fourth Proportional to 649,450.22, 896,202.69 and 359,044.40
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Solution
The fourth proportional to 649,450.22, 896,202.69 and 359,044.40 is: 495,459.92
Step by Step Solution
- Step 1: Write the proportion equation
649,450.22 : 896,202.69 = 359,044.40 : x - Step 2: Convert to fraction form
649,450.22/896,202.69 = 359,044.40/x - Step 3: Cross multiply
649,450.22x = 896,202.69 × 359,044.40 - Step 4: Simplify right side
649,450.22x = 321,776,557,109.44 - Step 5: Solve for x
x = 321,776,557,109.44/649,450.22 - Step 6: Final answer
x = 495,459.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.