Finding the Fourth Proportional to 480,372.14, 720,313.62 and 160,408.96
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Solution
The fourth proportional to 480,372.14, 720,313.62 and 160,408.96 is: 240,531.76
Step by Step Solution
- Step 1: Write the proportion equation
480,372.14 : 720,313.62 = 160,408.96 : x - Step 2: Convert to fraction form
480,372.14/720,313.62 = 160,408.96/x - Step 3: Cross multiply
480,372.14x = 720,313.62 × 160,408.96 - Step 4: Simplify right side
480,372.14x = 115,544,758,658.04 - Step 5: Solve for x
x = 115,544,758,658.04/480,372.14 - Step 6: Final answer
x = 240,531.76
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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.