Finding the Fourth Proportional to 907,519.84, 1,361,175.76 and 242,723.68
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Solution
The fourth proportional to 907,519.84, 1,361,175.76 and 242,723.68 is: 364,057.70
Step by Step Solution
- Step 1: Write the proportion equation
907,519.84 : 1,361,175.76 = 242,723.68 : x - Step 2: Convert to fraction form
907,519.84/1,361,175.76 = 242,723.68/x - Step 3: Cross multiply
907,519.84x = 1,361,175.76 × 242,723.68 - Step 4: Simplify right side
907,519.84x = 330,389,589,594.00 - Step 5: Solve for x
x = 330,389,589,594.00/907,519.84 - Step 6: Final answer
x = 364,057.70
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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.