Finding the Fourth Proportional to 323,324.89, 446,188.48 and 187,437.62
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Solution
The fourth proportional to 323,324.89, 446,188.48 and 187,437.62 is: 258,663.99
Step by Step Solution
- Step 1: Write the proportion equation
323,324.89 : 446,188.48 = 187,437.62 : x - Step 2: Convert to fraction form
323,324.89/446,188.48 = 187,437.62/x - Step 3: Cross multiply
323,324.89x = 446,188.48 × 187,437.62 - Step 4: Simplify right side
323,324.89x = 83,632,506,762.62 - Step 5: Solve for x
x = 83,632,506,762.62/323,324.89 - Step 6: Final answer
x = 258,663.99
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1.5x scale
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.