Finding the Fourth Proportional to 312,257.21, 468,385.10 and 241,283.03
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Solution
The fourth proportional to 312,257.21, 468,385.10 and 241,283.03 is: 361,923.99
Step by Step Solution
- Step 1: Write the proportion equation
312,257.21 : 468,385.10 = 241,283.03 : x - Step 2: Convert to fraction form
312,257.21/468,385.10 = 241,283.03/x - Step 3: Cross multiply
312,257.21x = 468,385.10 × 241,283.03 - Step 4: Simplify right side
312,257.21x = 113,013,374,928.44 - Step 5: Solve for x
x = 113,013,374,928.44/312,257.21 - Step 6: Final answer
x = 361,923.99
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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.