Finding the Fourth Proportional to 820,496.06, 1,230,106.67 and 531,697.62
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Solution
The fourth proportional to 820,496.06, 1,230,106.67 and 531,697.62 is: 797,133.37
Step by Step Solution
- Step 1: Write the proportion equation
820,496.06 : 1,230,106.67 = 531,697.62 : x - Step 2: Convert to fraction form
820,496.06/1,230,106.67 = 531,697.62/x - Step 3: Cross multiply
820,496.06x = 1,230,106.67 × 531,697.62 - Step 4: Simplify right side
820,496.06x = 654,044,788,785.13 - Step 5: Solve for x
x = 654,044,788,785.13/820,496.06 - Step 6: Final answer
x = 797,133.37
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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.