Finding the Fourth Proportional to 451,423.08, 622,939.86 and 260,425.08
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Solution
The fourth proportional to 451,423.08, 622,939.86 and 260,425.08 is: 359,372.77
Step by Step Solution
- Step 1: Write the proportion equation
451,423.08 : 622,939.86 = 260,425.08 : x - Step 2: Convert to fraction form
451,423.08/622,939.86 = 260,425.08/x - Step 3: Cross multiply
451,423.08x = 622,939.86 × 260,425.08 - Step 4: Simplify right side
451,423.08x = 162,229,162,875.69 - Step 5: Solve for x
x = 162,229,162,875.69/451,423.08 - Step 6: Final answer
x = 359,372.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.