Finding the Fourth Proportional to 324,263.49, 486,162.22 and 153,390.48
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Solution
The fourth proportional to 324,263.49, 486,162.22 and 153,390.48 is: 229,975.49
Step by Step Solution
- Step 1: Write the proportion equation
324,263.49 : 486,162.22 = 153,390.48 : x - Step 2: Convert to fraction form
324,263.49/486,162.22 = 153,390.48/x - Step 3: Cross multiply
324,263.49x = 486,162.22 × 153,390.48 - Step 4: Simplify right side
324,263.49x = 74,572,656,283.67 - Step 5: Solve for x
x = 74,572,656,283.67/324,263.49 - Step 6: Final answer
x = 229,975.49
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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.