Finding the Fourth Proportional to 446,903.06, 670,374.97 and 147,409.74
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Solution
The fourth proportional to 446,903.06, 670,374.97 and 147,409.74 is: 221,121.33
Step by Step Solution
- Step 1: Write the proportion equation
446,903.06 : 670,374.97 = 147,409.74 : x - Step 2: Convert to fraction form
446,903.06/670,374.97 = 147,409.74/x - Step 3: Cross multiply
446,903.06x = 670,374.97 × 147,409.74 - Step 4: Simplify right side
446,903.06x = 98,819,799,661.68 - Step 5: Solve for x
x = 98,819,799,661.68/446,903.06 - Step 6: Final answer
x = 221,121.33
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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.