Finding the Fourth Proportional to 320,710.44, 481,231.62 and 232,690.44
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Solution
The fourth proportional to 320,710.44, 481,231.62 and 232,690.44 is: 349,156.07
Step by Step Solution
- Step 1: Write the proportion equation
320,710.44 : 481,231.62 = 232,690.44 : x - Step 2: Convert to fraction form
320,710.44/481,231.62 = 232,690.44/x - Step 3: Cross multiply
320,710.44x = 481,231.62 × 232,690.44 - Step 4: Simplify right side
320,710.44x = 111,977,997,399.71 - Step 5: Solve for x
x = 111,977,997,399.71/320,710.44 - Step 6: Final answer
x = 349,156.07
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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.