Finding the Fourth Proportional to 380,435.97, 570,765.06 and 170,024.70
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Solution
The fourth proportional to 380,435.97, 570,765.06 and 170,024.70 is: 255,086.71
Step by Step Solution
- Step 1: Write the proportion equation
380,435.97 : 570,765.06 = 170,024.70 : x - Step 2: Convert to fraction form
380,435.97/570,765.06 = 170,024.70/x - Step 3: Cross multiply
380,435.97x = 570,765.06 × 170,024.70 - Step 4: Simplify right side
380,435.97x = 97,044,158,096.98 - Step 5: Solve for x
x = 97,044,158,096.98/380,435.97 - Step 6: Final answer
x = 255,086.71
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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.