Finding the Fourth Proportional to 734,910.74, 1,102,365.68 and 229,514.98
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Solution
The fourth proportional to 734,910.74, 1,102,365.68 and 229,514.98 is: 344,272.34
Step by Step Solution
- Step 1: Write the proportion equation
734,910.74 : 1,102,365.68 = 229,514.98 : x - Step 2: Convert to fraction form
734,910.74/1,102,365.68 = 229,514.98/x - Step 3: Cross multiply
734,910.74x = 1,102,365.68 × 229,514.98 - Step 4: Simplify right side
734,910.74x = 253,009,436,997.89 - Step 5: Solve for x
x = 253,009,436,997.89/734,910.74 - Step 6: Final answer
x = 344,272.34
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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.