Finding the Fourth Proportional to 593,778.90, 819,394.99 and 351,917.92
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Solution
The fourth proportional to 593,778.90, 819,394.99 and 351,917.92 is: 485,634.93
Step by Step Solution
- Step 1: Write the proportion equation
593,778.90 : 819,394.99 = 351,917.92 : x - Step 2: Convert to fraction form
593,778.90/819,394.99 = 351,917.92/x - Step 3: Cross multiply
593,778.90x = 819,394.99 × 351,917.92 - Step 4: Simplify right side
593,778.90x = 288,359,776,074.57 - Step 5: Solve for x
x = 288,359,776,074.57/593,778.90 - Step 6: Final answer
x = 485,634.93
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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.