Finding the Fourth Proportional to 772,948.22, 1,159,501.86 and 267,508.31
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Solution
The fourth proportional to 772,948.22, 1,159,501.86 and 267,508.31 is: 401,289.99
Step by Step Solution
- Step 1: Write the proportion equation
772,948.22 : 1,159,501.86 = 267,508.31 : x - Step 2: Convert to fraction form
772,948.22/1,159,501.86 = 267,508.31/x - Step 3: Cross multiply
772,948.22x = 1,159,501.86 × 267,508.31 - Step 4: Simplify right side
772,948.22x = 310,176,383,010.46 - Step 5: Solve for x
x = 310,176,383,010.46/772,948.22 - Step 6: Final answer
x = 401,289.99
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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.