Finding the Fourth Proportional to 369,390.63, 554,086.05 and 88,907.88
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Solution
The fourth proportional to 369,390.63, 554,086.05 and 88,907.88 is: 133,361.85
Step by Step Solution
- Step 1: Write the proportion equation
369,390.63 : 554,086.05 = 88,907.88 : x - Step 2: Convert to fraction form
369,390.63/554,086.05 = 88,907.88/x - Step 3: Cross multiply
369,390.63x = 554,086.05 × 88,907.88 - Step 4: Simplify right side
369,390.63x = 49,262,616,043.07 - Step 5: Solve for x
x = 49,262,616,043.07/369,390.63 - Step 6: Final answer
x = 133,361.85
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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.