Finding the Fourth Proportional to 803,836.23, 1,206,122.69 and 348,567.09
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Solution
The fourth proportional to 803,836.23, 1,206,122.69 and 348,567.09 is: 523,010.36
Step by Step Solution
- Step 1: Write the proportion equation
803,836.23 : 1,206,122.69 = 348,567.09 : x - Step 2: Convert to fraction form
803,836.23/1,206,122.69 = 348,567.09/x - Step 3: Cross multiply
803,836.23x = 1,206,122.69 × 348,567.09 - Step 4: Simplify right side
803,836.23x = 420,414,676,236.27 - Step 5: Solve for x
x = 420,414,676,236.27/803,836.23 - Step 6: Final answer
x = 523,010.36
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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.