Finding the Fourth Proportional to 761,225.21, 1,141,480.21 and 441,467.95
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Solution
The fourth proportional to 761,225.21, 1,141,480.21 and 441,467.95 is: 661,994.52
Step by Step Solution
- Step 1: Write the proportion equation
761,225.21 : 1,141,480.21 = 441,467.95 : x - Step 2: Convert to fraction form
761,225.21/1,141,480.21 = 441,467.95/x - Step 3: Cross multiply
761,225.21x = 1,141,480.21 × 441,467.95 - Step 4: Simplify right side
761,225.21x = 503,926,920,359.53 - Step 5: Solve for x
x = 503,926,920,359.53/761,225.21 - Step 6: Final answer
x = 661,994.52
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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.