Finding the Fourth Proportional to 323,556.57, 446,509.55 and 187,670.97
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Solution
The fourth proportional to 323,556.57, 446,509.55 and 187,670.97 is: 258,986.80
Step by Step Solution
- Step 1: Write the proportion equation
323,556.57 : 446,509.55 = 187,670.97 : x - Step 2: Convert to fraction form
323,556.57/446,509.55 = 187,670.97/x - Step 3: Cross multiply
323,556.57x = 446,509.55 × 187,670.97 - Step 4: Simplify right side
323,556.57x = 83,796,878,130.22 - Step 5: Solve for x
x = 83,796,878,130.22/323,556.57 - Step 6: Final answer
x = 258,986.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.