Finding the Fourth Proportional to 998,755.41, 1,498,282.29 and 367,621.23
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Solution
The fourth proportional to 998,755.41, 1,498,282.29 and 367,621.23 is: 551,486.75
Step by Step Solution
- Step 1: Write the proportion equation
998,755.41 : 1,498,282.29 = 367,621.23 : x - Step 2: Convert to fraction form
998,755.41/1,498,282.29 = 367,621.23/x - Step 3: Cross multiply
998,755.41x = 1,498,282.29 × 367,621.23 - Step 4: Simplify right side
998,755.41x = 550,800,378,337.02 - Step 5: Solve for x
x = 550,800,378,337.02/998,755.41 - Step 6: Final answer
x = 551,486.75
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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.