Finding the Fourth Proportional to 435,634.22, 653,532.93 and 195,742.19
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Solution
The fourth proportional to 435,634.22, 653,532.93 and 195,742.19 is: 293,649.95
Step by Step Solution
- Step 1: Write the proportion equation
435,634.22 : 653,532.93 = 195,742.19 : x - Step 2: Convert to fraction form
435,634.22/653,532.93 = 195,742.19/x - Step 3: Cross multiply
435,634.22x = 653,532.93 × 195,742.19 - Step 4: Simplify right side
435,634.22x = 127,923,963,687.65 - Step 5: Solve for x
x = 127,923,963,687.65/435,634.22 - Step 6: Final answer
x = 293,649.95
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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.