Finding the Fourth Proportional to 758,265.84, 1,137,017.79 and 252,649.67
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Solution
The fourth proportional to 758,265.84, 1,137,017.79 and 252,649.67 is: 378,847.56
Step by Step Solution
- Step 1: Write the proportion equation
758,265.84 : 1,137,017.79 = 252,649.67 : x - Step 2: Convert to fraction form
758,265.84/1,137,017.79 = 252,649.67/x - Step 3: Cross multiply
758,265.84x = 1,137,017.79 × 252,649.67 - Step 4: Simplify right side
758,265.84x = 287,267,163,742.54 - Step 5: Solve for x
x = 287,267,163,742.54/758,265.84 - Step 6: Final answer
x = 378,847.56
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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.