Finding the Fourth Proportional to 752,823.92, 1,128,997.92 and 247,301.84
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Solution
The fourth proportional to 752,823.92, 1,128,997.92 and 247,301.84 is: 370,874.59
Step by Step Solution
- Step 1: Write the proportion equation
752,823.92 : 1,128,997.92 = 247,301.84 : x - Step 2: Convert to fraction form
752,823.92/1,128,997.92 = 247,301.84/x - Step 3: Cross multiply
752,823.92x = 1,128,997.92 × 247,301.84 - Step 4: Simplify right side
752,823.92x = 279,203,262,972.17 - Step 5: Solve for x
x = 279,203,262,972.17/752,823.92 - Step 6: Final answer
x = 370,874.59
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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.