Finding the Fourth Proportional to 309,573.23, 464,391.63 and 107,169.01
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Solution
The fourth proportional to 309,573.23, 464,391.63 and 107,169.01 is: 160,764.52
Step by Step Solution
- Step 1: Write the proportion equation
309,573.23 : 464,391.63 = 107,169.01 : x - Step 2: Convert to fraction form
309,573.23/464,391.63 = 107,169.01/x - Step 3: Cross multiply
309,573.23x = 464,391.63 × 107,169.01 - Step 4: Simplify right side
309,573.23x = 49,768,390,078.41 - Step 5: Solve for x
x = 49,768,390,078.41/309,573.23 - Step 6: Final answer
x = 160,764.52
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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.