Finding the Fourth Proportional to 1,019,240.97, 1,528,861.80 and 299,582.84
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Solution
The fourth proportional to 1,019,240.97, 1,528,861.80 and 299,582.84 is: 449,374.35
Step by Step Solution
- Step 1: Write the proportion equation
1,019,240.97 : 1,528,861.80 = 299,582.84 : x - Step 2: Convert to fraction form
1,019,240.97/1,528,861.80 = 299,582.84/x - Step 3: Cross multiply
1,019,240.97x = 1,528,861.80 × 299,582.84 - Step 4: Simplify right side
1,019,240.97x = 458,020,752,367.20 - Step 5: Solve for x
x = 458,020,752,367.20/1,019,240.97 - Step 6: Final answer
x = 449,374.35
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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.