Finding the Fourth Proportional to 645,034.16, 967,533.42 and 171,723.62
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Solution
The fourth proportional to 645,034.16, 967,533.42 and 171,723.62 is: 257,580.69
Step by Step Solution
- Step 1: Write the proportion equation
645,034.16 : 967,533.42 = 171,723.62 : x - Step 2: Convert to fraction form
645,034.16/967,533.42 = 171,723.62/x - Step 3: Cross multiply
645,034.16x = 967,533.42 × 171,723.62 - Step 4: Simplify right side
645,034.16x = 166,148,341,353.38 - Step 5: Solve for x
x = 166,148,341,353.38/645,034.16 - Step 6: Final answer
x = 257,580.69
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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.