Finding the Fourth Proportional to 795,276.21, 1,193,439.19 and 421,561.65
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Solution
The fourth proportional to 795,276.21, 1,193,439.19 and 421,561.65 is: 632,620.70
Step by Step Solution
- Step 1: Write the proportion equation
795,276.21 : 1,193,439.19 = 421,561.65 : x - Step 2: Convert to fraction form
795,276.21/1,193,439.19 = 421,561.65/x - Step 3: Cross multiply
795,276.21x = 1,193,439.19 × 421,561.65 - Step 4: Simplify right side
795,276.21x = 503,108,194,111.06 - Step 5: Solve for x
x = 503,108,194,111.06/795,276.21 - Step 6: Final answer
x = 632,620.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.