Finding the Fourth Proportional to 982,908.88, 1,474,363.92 and 272,936.99
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Solution
The fourth proportional to 982,908.88, 1,474,363.92 and 272,936.99 is: 409,405.66
Step by Step Solution
- Step 1: Write the proportion equation
982,908.88 : 1,474,363.92 = 272,936.99 : x - Step 2: Convert to fraction form
982,908.88/1,474,363.92 = 272,936.99/x - Step 3: Cross multiply
982,908.88x = 1,474,363.92 × 272,936.99 - Step 4: Simplify right side
982,908.88x = 402,408,455,198.82 - Step 5: Solve for x
x = 402,408,455,198.82/982,908.88 - Step 6: Final answer
x = 409,405.66
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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.