Finding the Fourth Proportional to 998,529.20, 1,497,793.80 and 943,416.80
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Solution
The fourth proportional to 998,529.20, 1,497,793.80 and 943,416.80 is: 1,415,125.20
Step by Step Solution
- Step 1: Write the proportion equation
998,529.20 : 1,497,793.80 = 943,416.80 : x - Step 2: Convert to fraction form
998,529.20/1,497,793.80 = 943,416.80/x - Step 3: Cross multiply
998,529.20x = 1,497,793.80 × 943,416.80 - Step 4: Simplify right side
998,529.20x = 1,413,043,833,855.84 - Step 5: Solve for x
x = 1,413,043,833,855.84/998,529.20 - Step 6: Final answer
x = 1,415,125.20
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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.