Finding the Fourth Proportional to 361,102.68, 541,451.40 and 247,378.98
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Solution
The fourth proportional to 361,102.68, 541,451.40 and 247,378.98 is: 370,929.66
Step by Step Solution
- Step 1: Write the proportion equation
361,102.68 : 541,451.40 = 247,378.98 : x - Step 2: Convert to fraction form
361,102.68/541,451.40 = 247,378.98/x - Step 3: Cross multiply
361,102.68x = 541,451.40 × 247,378.98 - Step 4: Simplify right side
361,102.68x = 133,943,695,051.57 - Step 5: Solve for x
x = 133,943,695,051.57/361,102.68 - Step 6: Final answer
x = 370,929.66
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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.