Finding the Fourth Proportional to 433,285.68, 649,742.64 and 149,004.84
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Solution
The fourth proportional to 433,285.68, 649,742.64 and 149,004.84 is: 223,443.34
Step by Step Solution
- Step 1: Write the proportion equation
433,285.68 : 649,742.64 = 149,004.84 : x - Step 2: Convert to fraction form
433,285.68/649,742.64 = 149,004.84/x - Step 3: Cross multiply
433,285.68x = 649,742.64 × 149,004.84 - Step 4: Simplify right side
433,285.68x = 96,814,798,114.38 - Step 5: Solve for x
x = 96,814,798,114.38/433,285.68 - Step 6: Final answer
x = 223,443.34
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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.