Finding the Fourth Proportional to 463,791.42, 695,653.11 and 148,163.58
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Solution
The fourth proportional to 463,791.42, 695,653.11 and 148,163.58 is: 222,234.50
Step by Step Solution
- Step 1: Write the proportion equation
463,791.42 : 695,653.11 = 148,163.58 : x - Step 2: Convert to fraction form
463,791.42/695,653.11 = 148,163.58/x - Step 3: Cross multiply
463,791.42x = 695,653.11 × 148,163.58 - Step 4: Simplify right side
463,791.42x = 103,070,455,215.73 - Step 5: Solve for x
x = 103,070,455,215.73/463,791.42 - Step 6: Final answer
x = 222,234.50
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1.5x scale
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.