Finding the Fourth Proportional to 998,093.80, 1,497,140.70 and 499,277.80
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Solution
The fourth proportional to 998,093.80, 1,497,140.70 and 499,277.80 is: 748,916.70
Step by Step Solution
- Step 1: Write the proportion equation
998,093.80 : 1,497,140.70 = 499,277.80 : x - Step 2: Convert to fraction form
998,093.80/1,497,140.70 = 499,277.80/x - Step 3: Cross multiply
998,093.80x = 1,497,140.70 × 499,277.80 - Step 4: Simplify right side
998,093.80x = 747,489,114,986.46 - Step 5: Solve for x
x = 747,489,114,986.46/998,093.80 - Step 6: Final answer
x = 748,916.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.