Finding the Fourth Proportional to 251,497.80, 377,246.70 and 64,509.30
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Solution
The fourth proportional to 251,497.80, 377,246.70 and 64,509.30 is: 96,763.95
Step by Step Solution
- Step 1: Write the proportion equation
251,497.80 : 377,246.70 = 64,509.30 : x - Step 2: Convert to fraction form
251,497.80/377,246.70 = 64,509.30/x - Step 3: Cross multiply
251,497.80x = 377,246.70 × 64,509.30 - Step 4: Simplify right side
251,497.80x = 24,335,920,544.31 - Step 5: Solve for x
x = 24,335,920,544.31/251,497.80 - Step 6: Final answer
x = 96,763.95
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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.