Finding the Fourth Proportional to 419,582.97, 579,024.54 and 228,596.36
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Solution
The fourth proportional to 419,582.97, 579,024.54 and 228,596.36 is: 315,462.99
Step by Step Solution
- Step 1: Write the proportion equation
419,582.97 : 579,024.54 = 228,596.36 : x - Step 2: Convert to fraction form
419,582.97/579,024.54 = 228,596.36/x - Step 3: Cross multiply
419,582.97x = 579,024.54 × 228,596.36 - Step 4: Simplify right side
419,582.97x = 132,362,899,299.55 - Step 5: Solve for x
x = 132,362,899,299.55/419,582.97 - Step 6: Final answer
x = 315,462.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.