Finding the Fourth Proportional to 313,764.93, 432,998.95 and 170,524.98
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Solution
The fourth proportional to 313,764.93, 432,998.95 and 170,524.98 is: 235,326.29
Step by Step Solution
- Step 1: Write the proportion equation
313,764.93 : 432,998.95 = 170,524.98 : x - Step 2: Convert to fraction form
313,764.93/432,998.95 = 170,524.98/x - Step 3: Cross multiply
313,764.93x = 432,998.95 × 170,524.98 - Step 4: Simplify right side
313,764.93x = 73,837,137,288.77 - Step 5: Solve for x
x = 73,837,137,288.77/313,764.93 - Step 6: Final answer
x = 235,326.29
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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.