Finding the Fourth Proportional to 988,797.84, 1,483,338.84 and 305,737.92
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Solution
The fourth proportional to 988,797.84, 1,483,338.84 and 305,737.92 is: 458,650.81
Step by Step Solution
- Step 1: Write the proportion equation
988,797.84 : 1,483,338.84 = 305,737.92 : x - Step 2: Convert to fraction form
988,797.84/1,483,338.84 = 305,737.92/x - Step 3: Cross multiply
988,797.84x = 1,483,338.84 × 305,737.92 - Step 4: Simplify right side
988,797.84x = 453,512,931,596.81 - Step 5: Solve for x
x = 453,512,931,596.81/988,797.84 - Step 6: Final answer
x = 458,650.81
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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.