Finding the Fourth Proportional to 734,911.74, 1,102,367.18 and 229,515.98
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Solution
The fourth proportional to 734,911.74, 1,102,367.18 and 229,515.98 is: 344,273.84
Step by Step Solution
- Step 1: Write the proportion equation
734,911.74 : 1,102,367.18 = 229,515.98 : x - Step 2: Convert to fraction form
734,911.74/1,102,367.18 = 229,515.98/x - Step 3: Cross multiply
734,911.74x = 1,102,367.18 × 229,515.98 - Step 4: Simplify right side
734,911.74x = 253,010,883,637.54 - Step 5: Solve for x
x = 253,010,883,637.54/734,911.74 - Step 6: Final answer
x = 344,273.84
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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.