Finding the Fourth Proportional to 629,420.99, 944,138.02 and 503,859.39
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Solution
The fourth proportional to 629,420.99, 944,138.02 and 503,859.39 is: 755,794.32
Step by Step Solution
- Step 1: Write the proportion equation
629,420.99 : 944,138.02 = 503,859.39 : x - Step 2: Convert to fraction form
629,420.99/944,138.02 = 503,859.39/x - Step 3: Cross multiply
629,420.99x = 944,138.02 × 503,859.39 - Step 4: Simplify right side
629,420.99x = 475,712,805,573.36 - Step 5: Solve for x
x = 475,712,805,573.36/629,420.99 - Step 6: Final answer
x = 755,794.32
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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.