Finding the Fourth Proportional to 435,491.82, 653,237.49 and 135,998.07
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Solution
The fourth proportional to 435,491.82, 653,237.49 and 135,998.07 is: 203,997.03
Step by Step Solution
- Step 1: Write the proportion equation
435,491.82 : 653,237.49 = 135,998.07 : x - Step 2: Convert to fraction form
435,491.82/653,237.49 = 135,998.07/x - Step 3: Cross multiply
435,491.82x = 653,237.49 × 135,998.07 - Step 4: Simplify right side
435,491.82x = 88,839,037,891.64 - Step 5: Solve for x
x = 88,839,037,891.64/435,491.82 - Step 6: Final answer
x = 203,997.03
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1.5x scale
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.