Finding the Fourth Proportional to 447,868.80, 671,647.68 and 132,240.96
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Solution
The fourth proportional to 447,868.80, 671,647.68 and 132,240.96 is: 198,315.52
Step by Step Solution
- Step 1: Write the proportion equation
447,868.80 : 671,647.68 = 132,240.96 : x - Step 2: Convert to fraction form
447,868.80/671,647.68 = 132,240.96/x - Step 3: Cross multiply
447,868.80x = 671,647.68 × 132,240.96 - Step 4: Simplify right side
447,868.80x = 88,819,333,984.97 - Step 5: Solve for x
x = 88,819,333,984.97/447,868.80 - Step 6: Final answer
x = 198,315.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.